L. A. I. Lubis and R. Tamba, “DEVELOPMENT OF TEACHING MATERIALS USING THE CANVA APPLICATION FOR IPAS CHAPTER 6 TOPIC B INDONESIAN CULTURAL HERITAGE IN GRADE IV ELEMENTARY SCHOOL”, Jurnal Merah Putih Sekolah Dasar, The Indonesian Journal of Primary School Education, vol. 2, no. 3, pp. 300–304, Jan. 2025, doi: 10.24114/jmpsd.v2i3.72204.