SIANIPAR, A. M. Peranan Koperasi Gapoktan Terhadap Upaya Pemberdayaan Ekonomi Masyarakat di Desa Huta Nauli. Journal of Management Science (JMAS), [S. l.], v. 2, n. 3, Juli, p. 61–67, 2019. Disponível em: https://www.exsys.iocspublisher.org/index.php/JMAS/article/view/33. Acesso em: 30 apr. 2026.