Lubis, M.R. et al. 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 (Dec. 2021), 186–192. DOI:https://doi.org/10.33394/j-ps.v9i2.4074.