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توثيق أسلوب شيكاغو (الطبعة السابعة عشر)(1389270), Deepalekshmi Ponnamma, Sabari S Nair (18103024), Hemalatha Parangusan (6556133), Mohammad K. Hassan (18103027), Samer Adham (9182153), Alamgir Karim (1501012), و Mariam Al Ali Al-Maadeed (17280664). White Graphene-Cobalt Oxide Hybrid Filler Reinforced Polystyrene Nanofibers for Selective Oil Absorption. 2019.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)(1389270), Deepalekshmi Ponnamma, et al. White Graphene-Cobalt Oxide Hybrid Filler Reinforced Polystyrene Nanofibers for Selective Oil Absorption. 2019.