Villacorta, Jr, F. C. ., and A. A. . Arnado. “Competencies, Instructional Skills, and Challenges of Teachers in Implementing the Technical-Vocational and Livelihood Senior High School Track”. International Journal of Membrane Science and Technology, vol. 10, no. 2, June 2023, pp. 653-78, doi:10.15379/ijmst.v10i2.1304.