Yanti, Oktavia Filda, and Rully Charitas Indra Prahmana. “Model Problem Based Learning, Guided Inquiry, Dan Kemampuan Berpikir Kritis Matematis”. JRPM (Jurnal Review Pembelajaran Matematika), vol. 2, no. 2, Dec. 2017, pp. 120-3, doi:10.15642/jrpm.2017.2.2.120-130.