HISKYA IGNATIUS SITEPU; ROBERT KA SIMANGUNSONG, M.MG; RHYKY RD SIHOMBING, M.TH; LINCE RAULI TURE, M.PD; BOHO PARULIAN PARDEDE M.SN, M.PD.K. Teknik Permainan Rengget Kulcapi Lagu Kitab Ende-Enden No. 187," Gegeh Kuasa Kesah Si Badia Dalam Ibadah GBKP Gurubenua.Skripsi Jurusan Pendidikan MusikGreja.Institut Agama Kristen Negeri (IAKN) Tarutung. Jurnal Penelitian Pendidikan Indonesia (JPPI), Indonesia, v. 2, n. 3, p. 163–166, 2025. DOI: 10.62017/jppi.v2i3.4276. Disponível em: https://jurnalistiqomah.org/index.php/jppi/article/view/4276.. Acesso em: 21 aug. 2025.