[1]
A. BORBORAN, M. . Africa, M.-A. . Guilleno, A. J. C. . Pamplona, J. . Torrefranca, and L. E. . Elipane, “Stimulating Understanding of Properties of Quadrilaterals Using Van Hiele’s Model: A Lesson Study”, jmss, vol. 2, no. 1, pp. 21–25, Mar. 2021.