D. Soetopo, H. Nurullita, A. Mursidi, A. Shomad, N. L. P. Tejawati, and I. N. B. Pramartha, “Collaborative Online Learning Based on The Inter-University Learning Management System”, j. paedagog. penelit. pengemb. pendidik., vol. 10, no. 4, pp. 1088–1098, Oct. 2023.