Basic science in the Islamic Republic of Iran. - Morteza Mehrdad; Akbar Heydari; Mohammad-Nabi Sarbolouki; Shapour Etemad (Scientometrics, 2004)

An exploratory study of the feature of Iranian co-authorships in biology, chemistry and physics. - Goya Harirchi; Göran Melin; Shapour Etemad (Scientometrics, 2007)