Adillah, D., N. . Manurung, and A. . Dermawan. “IMPLEMENTATION OF K-MEANS CLUSTERING ANALYSIS TO DETERMINE BARRIERS TO ONLINE LEARNING CASE STUDY: SWASTA YAPENDAK TINJOWAN JUNIOR HIGH SCHOOL”. Jurnal Teknik Informatika (Jutif), vol. 3, no. 3, June 2022, pp. 519-25, doi:10.20884/1.jutif.2022.3.3.189.