Lestari, S. D., & Wijayanti, P. S. (2021). DEVELOPING DIGITAL MODULE USING FLIP PDF PROFESSIONAL TO FACILITATE STUDENTS’ MATHEMATICAL COMMUNICATION SKILLS ON NUMBER PATTERN MATERIAL. MaPan : Jurnal Matematika Dan Pembelajaran, 9(2), 242–259. https://doi.org/10.24252/mapan.2021v9n2a4