Nevria Marbun, C.; Ibrahim; Albert Septian Bangun, E.; silitonga, G.; Irsa Sola Gracia Manalu, I.; P Sibarani, J.; Cristian Purba, J. Survey Of North Sumatera Petanque Athletes’ Achievement Motivation After PON XXI 2024 Aceh North Sumatera. JPJ 2025, 6, 263-270.