Achmad Zaky Maulana and Osly Usman (2025) “The Influence of Extracurricular Activities, Peer Tutoring, and Intensive Study Sessions on National Science Competition Achievement”, International Student Conference on Business, Education, Economics, Accounting, and Management (ISC-BEAM), 3(1), pp. 2019–2037. doi: 10.21009/ISC-BEAM.013.151.