Tarek m.,(2017) ,”MM and MM Ridge Estimators for SUR Model”, International Journal of Statistics and Applications, Vol. 7, No.1: 18-25.

·        Tarek m.,(2017) ,” Weighted Robust Lasso and Adaptive Elastic Net Method for Regularization and Variable Selection in Robust Regression with Optimal Scaling Transformations”, American Journal of Mathematics and Statistics, Vol.7, No.2: 71-77.

·        Tarek m.,(2018) ,” Weight LAD and Weight LAD Ridge Estimator for Seemingly unrelated regression Models ”, Advances and Applications in Statistics, Vol.52, No.6.

·        Tarek m.,(2018) ,” Stochastic Restricted Liu-Type estimator for SUR model”, Pakistan Journal of Statistics and Operation,

Vol.14, No.4.

·        Tarek m.,(2018) ,” Modification of Liu-Type Estimator for Two SUR Model”, Advances and Applications in Statistics, Vol.55, No.1.

·        Tarek m.,(2019) ,” Modifying Two-Parameter Ridge Liu Estimator Based on Ridge Estimation”, Pakistan Journal of Statistics and Operation, Vol 14, No.4

Tarek M.,Khaled A.,(2021), "Using Mathematical and Statistical Model to Forecast the Path of Infection by Covid-19 in the Kingdom of Saudi Arabia",  Medical journal Malaysia, Vol. 20 No.2.

Tarek M.,(2021), " Robust Liu-Type Estimator for SUR Model",  Statistics, Optimization & Information Computing, Vol. 9 No.3.

Tarek M.,(2021),Khaled A., "Measurement and analysis of the religious and spiritual factors of quality of life of residents of Islamic cities: Application to residents of Madinah",  Interdisciplinaria,  Accepted and under editing.