Paramita, Endah, et al. “Rainfall Characteristics In Medan City With Pearson Correlation Analysis (Case Study Of February 27, 2022)”. Prisma Sains : Jurnal Pengkajian Ilmu Dan Pembelajaran Matematika Dan IPA IKIP Mataram, vol. 11, no. 2, Apr. 2023, pp. 561-8, doi:10.33394/j-ps.v11i2.7852.