https://scholar.google.com/citations?view_op=view_citation&hl=ar&user=cckXdq4AAAAJ&citation_for_view=cckXdq4AAAAJ:IjCSPb-OGe4C
https://scholar.google.com/citations?view_op=view_citation&hl=ar&user=cckXdq4AAAAJ&citation_for_view=cckXdq4AAAAJ:2osOgNQ5qMEC
https://scholar.google.com/citations?view_op=view_citation&hl=ar&user=cckXdq4AAAAJ&citation_for_view=cckXdq4AAAAJ:YsMSGLbcyi4C
https://scholar.google.com/citations?view_op=view_citation&hl=ar&user=cckXdq4AAAAJ&citation_for_view=cckXdq4AAAAJ:u-x6o8ySG0sC
https://scholar.google.com/citations?view_op=view_citation&hl=ar&user=cckXdq4AAAAJ&citation_for_view=cckXdq4AAAAJ:u5HHmVD_uO8C
https://scholar.google.com/citations?view_op=view_citation&hl=ar&user=cckXdq4AAAAJ&citation_for_view=cckXdq4AAAAJ:eQOLeE2rZwMC