Ningsih, D.Y., Tantra, D.K.K. and Budiarta, L.G.R. 2021. Teacher Constraints in Preparing Lesson Plan through Google Classroom. Journal for Lesson and Learning Studies. 4, 1 (Jun. 2021), 75–80. DOI:https://doi.org/10.23887/jlls.v4i1.34663.