Margiyanti A, Rohsulina P, Rifai MH. THE EFFECTIVENESS OF ONLINE LEARNING TO STUDENT LEARNING ACTITIVITIES OF FKIP UNIVERSITAS VETERAN BANGUN NUSANTARA SUKOHARJO (CASE STUDY: COVIF-19 EMERGENCY DISASTER 21 MARCH-31 MAY 2020). J. Geogr. Sci. Educ. [Internet]. 2021 Mar. 19 [cited 2024 Nov. 24];2(2):54-62. Available from: https://journal.univetbantara.ac.id/index.php/jgse/article/view/1358