Anas Mukhtar, and Moh. Agung Setiabudi. “Sundulan Bola Sepak (Heading): Potensi Analisis Berbasis Hukum Kekekalan Momentum”. Prosiding Seminar Nasional IPTEK Olahraga (SENALOG) 4, no. 1 (November 9, 2021): Biomekanik-Or 1. Accessed January 26, 2022. https://ejournal.unibabwi.ac.id/index.php/semnassenalog/article/view/1532.