Sengkey, D.F., Paturusi, S.D.E. and Sambul, A.M. 2021. Correlations between Online Learning Media Types, First Access Time, Access Frequency, and Students’ Achievement in a Flipped Classroom Implementation. Jurnal Sistem Informasi. 17, 1 (Apr. 2021), 44-57. DOI:https://doi.org/10.21609/jsi.v17i1.1008.