Lubis, Muhammad Ridwan, Andi Gilang Permadi, and Ali Muhaimin. 2021. “The Effectiveness of Using Le Duo Tir Tools in Increasing Petanque Shooting Accuracy”. Prisma Sains : Jurnal Pengkajian Ilmu Dan Pembelajaran Matematika Dan IPA IKIP Mataram 9 (2):186-92. https://doi.org/10.33394/j-ps.v9i2.4074.