up to index Created by W.Langdon from gp-bibliography.bib Revision:1.8051
GP coauthors/coeditors: Eiman Tamah Al-Shammari, Shahaboddin Shamshirband, Ali Mostafaeipour, Por Lip Yee, Dalibor Petkovic, Sudheer Ch, Sareh Naji, U Johnson Alengaram, Mohd Zamin Jumaat, Zulkefli Mansor, Malrey Lee, Kasra Mohammadi, Siti Hafizah Abd Hamid,