List of Articles GHolam Reza Jahanshahloo Article 1 - The directional hybrid measure of efficiency in data envelopment analysis 20.1001.1.22520201.2016.05.03.2.5 A. Mirsalehy M. Rizam Abu Baker L. S. Lee Gh. R. Jahanshahloo Journal of Linear and Topological Algebra , Issue 4 , Year , Summer 2016