by Simamora, Roy Martin
Published in Studies in Learning and Teaching (30.04.2022)

by Simamora, Roy Martin, Pasaribu, Daniel
Published in Studies in Learning and Teaching (30.04.2023)

by Simamora, Roy Martin
Published in Studies in Learning and Teaching (31.08.2020)

by Simamora, Roy Martin, Sarjiwo, Faliq, Syafiq
Published in Studies in Learning and Teaching (30.04.2024)

by De Fretes, Daniel, Simamora, Roy Martin, Rajabasa, Bona, Violina, Refa Nada
Published in Promusika: Jurnal Pengkajian, Penyajian, dan Penciptaan Musik (03.12.2022)

by Simamora, Roy Martin, De Fretes, Daniel, Purba, Ezra Deardo, Pasaribu, Daniel
Published in Studies in Learning and Teaching (29.12.2020)

by Simamora, Roy Martin
Published in JPI (Jurnal Pendidikan Indonesia) (30.03.2023)

by Simamora, Roy Martin, Ramsul Nababan
Published in JPI (Jurnal Pendidikan Indonesia) (28.04.2024)

by Abidah, Azmil, Hidaayatullaah, Hasan Nuurul, Simamora, Roy Martin, Fehabutar, Daliana, Mutakinati, Lely
Published in Studies in Philosophy of Science and Education (01.04.2020)