H. Boni Firmando, “AKTUALISASI TUJUAN HIDUP MASYARAKAT BATAK TOBA DALAM MEWUJUDKAN KEMAJUAN DI KAWASAN DANAU TOBA (ANALISIS SOSIOLOGIS): ACTUALIZATION OF LIFE PURPOSES OF THE TOBA BATAK COMMUNITY IN REALIZING PROGRESS IN THE LAKE TOBA AREA (SOCIOLOGICAL ANALYSIS)”, JSN, vol. 9, no. 2, pp. 219–234, Dec. 2023.