https://en.wikipedia.org/wiki/Ziya_Movahed
https://fa.wikipedia.org/wiki/%D8%B6%DB%8C%D8%A7_%D9%85%D9%88%D8%AD%D8%AF
some articles
https://projecteuclid.org/download/pdf_1/euclid.rml/1317305581
https://philpapers.org/archive/MOVSOS.pdf
http://www.javidankherad.ir/article_32895_cbd5daea2092e2d583941af11504e250.pdf?lang=en
http://www.javidankherad.ir/article_32948_a70f1286b01442fa2d0c1564ca042455.pdf?lang=en
http://www.javidankherad.ir/article_33951_4c0941c59996746be96f4468fe789e3f.pdf?lang=en
http://www.javidankherad.ir/article_33720_08c2df5de0a2919f5734e1e5c6c56071.pdf?lang=en
http://www.javidankherad.ir/article_33671_743196aef0c67eebda81d1441f6f6329.pdf?lang=en
http://www.javidankherad.ir/article_32969_ec1963606191943ce3accdf2eb318c07.pdf?lang=en