S. Riwayani and R. D. Harahap, “Does Blended Learning Improve Student’s Learning Independence during the Covid-19 Pandemic? Evidence from a Labuhanbatu University, North Sumatera”, j. kependidikan. has. penelit. kaji. kepustakaan. bid. pendidik. pengajaran. n.a., vol. 8, no. 1, pp. 94–101, Feb. 2022.