Ladjar, M. A. B., V. M. M. F. Babang, and J. M. Siahaan. “Contribution of Outbound Activities to the Soft Skills of Management Osis and MPK at SMAN 3 Kupang City”. Kinestetik : Jurnal Ilmiah Pendidikan Jasmani, vol. 7, no. 3, Sept. 2023, pp. 577-88, doi:10.33369/jk.v7i3.29414.