Pasigna, J. C., & Herrera, M. L. (2014). PROFESSIONAL PROFILE AND PEDAGOGICAL CONTENT KNOWLEDGE OF GEOMETRY TEACHERS IN MATHEMATICAL PROOFS IN THE CONTEXT OF PUBLIC SECONDARY HIGH SCHOOLS. SDSSU MULTIDISCIPLINARY RESEARCH JOURNAL, 2(1), 22–34. https://doi.org/10.69546/s51i1x6q