https://scholar.google.com/citations?hl=en&authuser=3&user=DXYL5owAAAAJ
https://www.researchgate.net/profile/Mohammed-Abdullah-Issa-2
https://www.scopus.com/authid/detail.uri?authorId=57208433626
https://www.scopus.com/authid/detail.uri?authorId=57208433626