R. Sinaga
发表
Muhammad Aji Wira Wardhana,
R. Sinaga,
Erlina Rufaida,
2020
.
Albet Albet Maydiantoro,
D. Yulianti,
Onojah Amos Ochayi,
2022,
Journal of Educational and Social Research.
M. Basri,
Suparman Arif,
Heryandi Heryandi,
2022,
WSEAS TRANSACTIONS ON ENVIRONMENT AND DEVELOPMENT.
Trisnaningsih,
Pujiati,
R. Sinaga,
2019
.
R. Sinaga,
Bobby Andrian,
2020
.
M. Adha,
R. Sinaga,
Widanita Widanita,
2021,
International Journal of Multicultural and Multireligious Understanding.
Sudjarwo,
R. Sinaga,
Yuta Maulida,
2021
.
Pujiati Pujiati,
Risma Margaretha Sinaga,
Trisnaningsih Trisnaningsih,
2019,
Jurnal Pendidikan Progresif.
Trisna Trisnaningsih,
R. Sinaga,
Yuni Sudiasih,
2021,
Proceedings of the 2nd International Conference on Progressive Education, ICOPE 2020, 16-17 October 2020, Universitas Lampung, Bandar Lampung, Indonesia.
D. Yulianti,
S. Sunyono,
R. Sinaga,
2023,
International Journal of Information and Education Technology.
Albet Albet Maydiantoro,
Sudjarwo Sudjarwo,
R. Sinaga,
2022,
WSEAS TRANSACTIONS ON ENVIRONMENT AND DEVELOPMENT.
Sudjarwo,
R. Sinaga,
M. Fadlan,
2020
.
H. Hariri,
U. Rosidin,
Sowiyah Sowiyah,
2023,
JURNAL EDUSCIENCE.
R. Sinaga,
Widya Hestiningtyas,
2024,
Journal of Economics Education and Entrepreneurship.