NGGEBU, Sostenis. Coenrad Laurens Coolen: Pioneer of Contextual Mission among Javanese Abangans. Evangelikal: Jurnal Teologi Injili dan Pembinaan Warga Jemaat, [S. l.], v. 6, n. 2, p. 94–108, 2022. DOI: 10.46445/ejti.v6i2.484. Disponível em: https://journal.sttsimpson.ac.id/index.php/EJTI/article/view/484. Acesso em: 19 sep. 2024.