Kadhum, Atyaf H. “The Structure and Optical Properties of Organic Semiconductor Bulk Hetrojunction Blend (NiPcTs Alq3) Thin Films”. Iraqi Journal of Physics 15, no. 33 (January 8, 2019): 40–48. Accessed March 26, 2025. https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/138.