SEMIADI, Gono; SIDIK , Irvan. Karakteristik Penangkapan Ular di Wilayah Sumatera Utara . Biota : Jurnal Ilmiah Ilmu-Ilmu Hayati, [S. l.], v. 16, n. 2, p. 206–213, 2011. DOI: 10.24002/biota.v16i2.101. Disponível em: https://ojs.uajy.ac.id/index.php/biota/article/view/101. Acesso em: 9 jan. 2026.