Muhammad Fajar In’am Maulana, Teguh Santoso, and Joko Sulistyono. 2024. “PERBASASI BASEBALL SPORTS BRANCH DEVELOPMENT MANAGEMENT (ALL INDONESIAN SOFTBALL BASEBALL UNION) PROVINCIAL MANAGEMENT OF DKI JAKARTA”. Journal Of Indonesia Sport Education and Adapted Physical Education (JISEAPE) 4 (1), 31-39. https://doi.org/10.36728/jiseape.v4i1.3243.