NURDIANI, Nina. Teknik Sampling Snowball dalam Penelitian Lapangan. ComTech: Computer, Mathematics and Engineering Applications, [S. l.], v. 5, n. 2, p. 1110–1118, 2014. DOI: 10.21512/comtech.v5i2.2427. Disponível em: https://journal.binus.ac.id/index.php/comtech/article/view/2427. Acesso em: 1 jun. 2025.