Sang, Do Duc, and Do Van Nhuong. “The Landsnail Family Subulinidae (Gastropoda: Pulmonata) from Son La, Vietnam, With Description of Two New Species”. Academia Journal of Biology 36, no. 4 (May 13, 2015): 451–459. Accessed September 30, 2025. https://ajb.vast.vn/vjbio/article/view/6174.