ALFAHED, R. K.; AJEEL, K. I.; HASSAN, A. K. Effect Of Cobalt’s Chloride On The Optical Properties Of Poly (O-Toluidine) And Study Of It’s Organic/Inorganic Solar Cell. European Scientific Journal, ESJ, [S. l.], v. 12, n. 3, p. 224, 2016. DOI: 10.19044/esj.2016.v12n3p224. Disponível em: https://test.eujournal.org/index.php/esj/article/view/6965. Acesso em: 19 apr. 2025.