SYAHRIAL ARIF HUTAGALUNG; GATOT TEGUH ARIFYANTO; FAUZAN GHAFUR; RIKA GITHAMALA GINTING; YESSI KURNIA ARJANI MANIK. Islamization in Haminjon: A Study of Business Morality in Batak Entrepreneurial Networks. Bulletin of Indonesian Islamic Studies, v. 4, n. 2, p. 445-461, 28 Aug. 2025.