Antiado, D. F., M. I. M. Tawadrous, and R. P. Sergio. “Untangling Constructs on Characteristics of Effective Teaching from a Higher Education Institution: Basis for Effective Teaching Program”. International Journal of Learning, Teaching and Educational Research, vol. 20, no. 1, Jan. 2021, pp. 275-91, https://ijlter.myres.net/index.php/ijlter/article/view/179.