., N. M. M. M., ., D. M. R. K., & ., D. I. M. S. M. (2016). PENERAPAN MODEL PROBLEM BASED LEARNING BERBASIS ASESMEN PORTOFOLIO MENINGKATKAN HASIL BELAJAR IPS SDPN TULANGAMPIANG . MIMBAR PGSD Undiksha, 4(1). https://doi.org/10.23887/jjpgsd.v4i1.7121