Volume & Issue: Volume 3, Issue 2, December 2018, Pages 75-158 

Editorial

A Tribute to Mohammad Reza Darafsheh

Pages 75-79

Ali Reza Ashrafi; Khadijeh Fathalikhani


Original Scientific Paper

An Improved Hash Function Based on the Tillich-ZĂ©mor Hash Function

Pages 81-87

Ahmad Gaeini; Mohammad Hossein Ghaffari; Zohreh Mostaghim


A Simple Classification of Finite Groups of Order p2q2

Pages 89-98

Aziz Seyyed Hadi; Modjtaba Ghorbani; Farzaneh Nowroozi Larki


Original Scientific Paper

Classification of Monogenic Ternary Semigroups

Pages 139-146

Nahid Ashrafi; Zahra Yazdanmehr