Ziegler, T., David, P., Ziegler, T. N., Pham, C. T., Nguyen, T. Q., & Le, M. D. (2018).

Morphological and molecular review of Jacob’s Mountain Stream Keelback Opisthotropis jacobi Angel & Bourret, 1933 (Squamata: Natricidae) with description of a sibling species from northern Vietnam

. Zootaxa, 4374(4), 476–496. https://doi.org/10.11646/zootaxa.4374.4.2