Pranoto, Nuridin, Raihan Alfarobi, and Andri Gemaini. “Pengembangan Instrumen Keputusan Pembeli Terhadap Produk Olahraga”. STAMINA 6, no. 1 (March 31, 2023): 9-17. Accessed July 3, 2024. http://stamina.ppj.unp.ac.id/index.php/JST/article/view/1222.