(1) Makary, N., Mostafa, A., & El-Dash, A., 1980:
Study Of The System Of Queues In Series With Blocking In the first stage.The Annual O.R Conference, faculty of Engineering Zagazig university, page 18
(2) El-Dash, A. and Hughes, J. 1984:
Optimizing the distribution of foreign trade between parts and trading enters. International seminar journal the mathematics of multi-objective optimizations CISM, Undine, Italy, Page 1-10
(3) El-Dash, A.1985:
An Algorithm for solving nonlinear goal programming problems. The 20th annual International conference in Statistics, Computer Science, information, and operation research, Vol.4, ISSR, Cairo University Page 62-83
(4) Makary, N., El-Dash, A., and Hamid, R. 1986:
Two-stages goal programming approach. The 21st Annual International conference in Statistics, Computer Science information, and operation research, Vol.4, ISSR, Cairo University Page 1-16
(5) Makary, N., El-Dash, A., and Hamid, R. 1987:
A sequential penalty algorithm for solving nonlinear goal programs. international conference for Statistics, computer science, The 21st Social and demographic research, Ain Shams University, Page 289-297
(6) El-Dash, A. 1988:
Geometric programming and cyclic aircraft maintenance flying system. The Egyptian computer journal, ISSR, Cairo University, Vol.16, Page 42-59.
(7) El-Dash, A., Barky, I., and El-Araby, S. 1988:
“The Optimum Distribution of rockets. The eleventh annual International operations research conference faculty of engineering, zagazig University, Vol.11, Page 73-80
(8) El-Dash, A.1989:
Two probabilistic Models for solving an inventory oxygen problem. J., Opl. Res.Soc. Vol. 40, No.11, U.K.D., Page 961 969
(9) El-Dash,A. 1989:
“Stochastic goal programming (SGP) and Agricultural Sector of Under Developed Countries”. Proceedings of the ORMA Conference, Vol.1, Page 340-363
(10) El-Dash, A. 1990:
The reliability Measures of Probabilistic multi-objective Programming, Optimization Decisions Making Conference of the Operational Research Society, Bangor, Wales Unv., U.K.D
(11) Makary, N., El-Dash, A., and Mahmoud, Z. 1990:
The Economic interpretation of the optimal Dual Variables in Linear Goal Programming. The International 25th Annual Conference on Statistics, computer Science and operations research, ISSR, Cairo University, Page, 5.73-5.84
(12) EL-Dash, A. Farag, I., and El-Shafie, A.,1991:
Stochastic goal programming for repair& Maintenance of flying international conference for the system. Proceeding of the 16 statistics, computer science, social and demographic research, Ain Shams university, Vol.1, page 345-366
(13) EL-Dash, A. Farag, I., and El-Sherif, A.,1991:
“Tandem Queuing system with preemptive priorities. Proceeding of the fourth ORMA Conference, Vol.1, page 197-213
(14) El-Dash, A.& Amr, A. 1991:
Vector Optimization Problems & Some of Its Local Convergent Solutions. The Egyptian Computer Journal, ISSR, Cairo University, Page 156 -180
(15) Makary, N., El-Dash, A., & Desouky, A.,1992:
An Analytic Iterative Goal Programming (AIGP) Algorithm for Small- & Large-Scale Problems. The Proceedings of The Fourth Annual International Conference Of CICS, Faculty OF Economics & Political Sciences, Cairo University, page 47-63
(16) El-Dash, A. & El-Shafei, M. 1992:
Estimation of Lagrange Multipliers for Single Goal Geometric Annual International th Programming Problems. The 27 Conference, ISSR, Cairo University, Egypt, Vol.27, Page 64 -79
(17) El-Dash, A. & Bayomi, M.1992:
Sequential Duality Method for Solving Polynomial Goal Programming problems. The Egyptian Computer Journal, ISSR, Cairo University, Vol.20, No.1, page 12-38
(18) El-Dash, A. 1993:
Lagrangian Analysis for Multi-Objective Decision Making International Conference for Statistics, the Problems. The 18 Computer Science, Scientific & Social Applications, Tanta University, page 297-310
(19) El-Dash, A. 1993:
Goal Programming Model to Planning Inventory System for Limited -Life Items. Economic & Business Review, Faculty of Commerce, Ain Shams University, Vol. 1, January, Page 1-13
(20) Girgis, N., El-Dash, A. & Mahmoud, Z.,1993:
A Parametric Analysis for Probabilistic Lexicographic Linear Goal Programming (PLLGP) Problems. Scientific Journal of commercial Science, Faculty of Commerce, Banha, Vol.13.13, No.1, January, Page 1-25
(21) El-Dash, A. & El-Shair, S. R.1994:
Probabilistic Goal Programming Models with Different Parameters Exponentially Distributed Coefficients. The Annual International Conference Of statistics, Computer Science &Operations Research, Part (V), Page 36-53
(22) El-Dash, A. & El-Shair, S. R.1995:
Probabilistic Multi-Objective Programming Problems with Mixed International the Exponentially Distributed Coefficients. The 20 Conference for Statistics, Computer Science, Its Scientific Applications, Cairo- Egypt. Page 315-332
(23) El-Dash, A. Kandil, A.E. & Girgis, F.N. 1996:
The Probability Distributions of A Recalling Level Of The Dependent & Independent Events. The Annual International Conference on Statistics, Computer Science & Operation Research, ISSR, Cairo University, Page 28-47
(24) El-Dash, A. & Nagib. A.1996:
Goal Programming & Mixed Product Problem. The Annual Conference Of statistics & Computer Modeling in Human & Statistics & International Computer Modeling in Human & Social Sciences, Faculty of The Economic, Cairo University, page 160-177
(25) El-Dash, A., & Girgis, F.N.1997:
The Conditional probability Distributions of A Recalling Level Of Events Given A Certain Reference Period. International Conference of Modeling in Human & Social Sciences, Faculty Of The Economic Cairo University, page 1-26
(26) El-Dash, A., Kandil, A.F., & Girgis, F.N.1997:
Markovian Binomial probability Distribution & Its Application In The Education Sector, page 473-494
المؤتمر العلمي السنوي الثاني، إدارة الجودة الشاملة فى تطوير التعليم – جامعة الزقازيق فرع بنها
(27) El-Dash, A.& El-Shair, S.2000:
Two Tandem Queuing Models with Flowing Out for Some Customers. The Annual International Conference of Statistics & Computer Modeling in Human & Social Sciences, Faculty of The Economic, Cairo University
(28) El-Dash, A. & Fouad, A.2002:
Exact & Approximate Markov Binomial Probability Distributions. Statistics & Its Commerce & Economic Applications Conference, Faculty OF Commerce, Helwan University
(29) El-Dash, A. & Other 2006:
Goal Programming Three- Level Data Envelopment Analysis Model: Measuring the Efficiency of The Egyptian Electricity Production Companies. The 18th Conference on Statistics & Modeling in Human & Social Sciences, Cairo University
(30) El Dash, A.& Other 2010:
A Suggested Non-Parametric Regression Model to Determine the Location of Pollutant and its Concentration. The 22nd Conference on Statistics &Modeling in Human & Social Sciences, Cairo University
(31) El-Dash, A.& Other 2011:
A Mathematical Programming Approach for Solving Non-metric Multidimensional Scaling Problems. The Annual International Conference on Statistics, Computer Science & Operation Research, ISSR, Cairo University
(32) El-Dash, A.& Other 2011:
Goal Programming Technique for correcting Multicollinearity Problem in Multinomial logistic regression. The Egyptian Statistical Journal, ISSR, Cairo University
(33) El-Dash, A.& Other 2011:
Treating Multicollinearity Problem Using Goal Programming Technique. The Annual International Conference on Statistics, Computer Science & Operation Research, ISSR, Cairo University
(34) El-Dash & Other 2013:
Nonparametric (M / G / 1): (FCFS / ∞ /∞) queueing system, The Egyptian Statistical Journal, 57,44-63
(35) El-Dash & Other 2013:
Simulation Study for Nonparametric (M / G / 1): (FCFS / ∞ / ∞) queueing Models, The Egyptian Statistical Journal 57, No. 2, p.25-52
(36) El-Dash & Other 2014:
Statistical Relation Between Effective Divorce Rate and its Determinants in Egypt During (1986 – 2006) The Egyptian Statistical Journal, vol. 58, No.1, p.102 – 117
(37) (عفاف الدش واخرين) 2016 :
تقدير الأحتياجات من الخدمات التعليمية بالمدارس الأبتدائية الحكومية بأدارات محافظة القاهرة خلال 2026-2012. المجلة العلمية للبحوث والدراسات التجارية، كلية التجارة – جامعة حلوان – مصر
(38) (عفاف الدش واخرين) 2017:
دراسة أحصائية لتطور ظاهرة البطالة فى مصر خلال الفترة 1980-2010.المجلة المصرية للسكان وتنظيم الأسرة معهد الدراسات والبحوث الأحصائية – جامعة القاهرة – مصر .
(39) (عفاف الدش وأخرين) 2017 :
دراسة أحصائية لمحددات ظاهرة عمالة الأطفال فى مصر خلال الفترة 2014-2005.المجلة الأحصائية – معهد الدراسات الأحصائية – جامعة القاهرة – مصر
(40) El-Dash, A.& other 2018:
Chance Constrained Programming (CCP) With Independent and Dependent Exponential Input Coefficients, I JRRAS Vol. 34, N.2
(41) El-Dash, A.& other 2018:
Joint Constrained Programming (JCCP) With Independent and Dependent Parameters. The Egyptian Statistical Journal, ISSR, Cairo Unv., vol. 59, No. 1
(42) El-Dash, A. & Mahmoud, Z. 1991:
A parametric analysis for linear goal programming problems. The Annual Conference Of statistics & Computer Modeling In Human & Statistics & International Computer Modeling In Human & Social Sciences, Faculty Of The Economic, Cairo University, page 160-177
(43) (عفاف الدش وأخرين) 2003 :
البرمجة الاحتمالية لتقدير خط الفقر المطلق. المؤتمر السنوى الدولى للنمذجة الاحصائية. كلية الاقتصاد و العلوم السياسية جامعة القاهرة.
(44) (عفاف الدش وأخرين) 2016 :
“دراسة أحصائية لمحددات ظاهرة عمالة الأطفال فى مصر خلال الفترة (2005-2014)”. مجلد 49 العدد الأول – مجلة الدراسات السكانية – معهد الدراسات و البحوث الاحصائية – جامعة القاهرة
(45) (عفاف الدش وأخرين) 2018 :
“استخدام البرمجة الرياضية فى دراسة و حل مشكلة عمالة الاطفال – دراسة تطبيقية”. مجلة الدراسات السكانية – معهد الدراسات و البحوث الاحصائية – جامعة القاهرة
(46) El-Dash, A.& other 2018:
Joint Chance Constrained Programming with Dependent Parameters. Advances and Applications in Statistics, vol. 53, No. 1
(47) El-Dash, A. 2018:
Chance Constrained Programming (CCP) with Generalized Exponential (GE) Distributed Random Parameters. IJRRAS, vol. 37, No. 1
(48) El-Dash, A.& other 2019:
Joint Chance Constrained Programming with Generalized Exponential Random Parameters. IJRRAS, vol. 38, No. 1
(49) El-Dash, A. 2019:
Probabilistic Linear Problems with Bivariate Exponential Distributed Random Parameters. IJRRAS, vol. 41
(50) El Dash, A. 2020:
Probabilistic Programming Approach with Dependent Random Parameters. International Journal of Contemporary Mathematical Sciences, Vol.15, no.2, pp 73-80
(51) El Dash, A. & Others 2020:
Chance-Constrained Programming (CCP) with Bivariate Generalized Exponential Distributed Random Parameters. International Journal of Contemporary Mathematical Sciences, Vol.15, no.2, pp 97-105
(52) El Dash, A. & Others 2021:
STOCHASTIC OBJECTIVE FUNCTION OF LP PROBLEM WITH GE (α, λ, μ) DISTRIBUTED RANDOM PARAMETERS. IJRRAS, vol. 46 (1)
(53) El Dash, A. & Ebaid, R. 2021:
A new bivariate generalized exponential distribution with application in joint chance-constrained programming. Far East Journal of Mathematical Sciences Vol 130, No. 2, 2021, pp 135-149.
(54) El Dash, A. & Ebaid, R. 2021:
A probabilistic programming technique for bivariate Lomax random parameters. Far East Journal of Mathematical Sciences Vol 130, No. 2, 2021, pp 151-164.
(55) El Dash, A. & Others 2022:
A SUGGESTED CHANCE CONSTRAINED GOAL PROGRAMMING MODEL TO SOLVE THE PORTFOLIO PROBLEM. Far East Journal of Mathematical Sciences Vol 137, Pages 11 – 25
(56) El Dash, A. & Others 2022:
ESTIMATION OF COVID-19 CASES AND DEATHS IN EGYPT USING A LOGISTIC GROWTH MODEL.Far East Journal of Mathematical Sciences Vol 139, Pages 1 – 10
(57) El Dash, A. 2022:
STOCHASTIC PROGRAMMING APPROACH WITH A NEW PARETO Ⅱ (LOMAX) BIVARIATE DISTRIBUTION OF DEPENDENT INPUT COEFFICIENTS. Far East Journal of Mathematical Sciences Vol 139, Pages 11 – 21
[58] A faf El dash and other(2023) :
”A Joint Chance Constrained Programming With Bivariate Dagum Distribution”,Mathematics and Statistics Journal 11(5) :778-785, 2023 .