Elisabet Br Tarigan. “Meningkatkan Motivasi Peserta Didik Melalui Model Problem Based Learning Berbantuan Media Audiovisual Di Fase C Kelas 5 SDN 040519 Tanjung Barus”. PROSIDING SEMINAR NASIONAL PENDIDIKAN DAN AGAMA, vol. 5, no. 2, Oct. 2024, pp. 3284-01, doi:10.55606/semnaspa.v5i2.2307.