Udu, David Agwu, Benson Ikechukwu Igboanugo, John Nmadu, Chidebe Chijioke Uwaleke, Benjamin Chukwunonso Okechineke, Adaora Phina Anudu, Precious Chisom Attamah, David Onyemaechi Ekeh, and Mercy Ifunanya Ani. “The Impact of Professional Development, Modern Technologies on Lecturers’ Self-Efficacy: Implication for Sustainable Science Education in Developing Nations”. International Journal of Learning, Teaching and Educational Research 20, no. 2 (February 28, 2021): 61–80. Accessed May 2, 2026. http://www.ijlter.net/index.php/ijlter/article/view/150.