Bui, T. H., A. T. Pham, and T. T. D. Dinh. “STATUS OF NYCTICEBUS SPECIES (NYCTICEBUS SPP) AT XUAN LIEN NATURE RESERVE”. Hong Duc University Journal of Science, no. 62, Dec. 2022, pp. 94-101, https://hdujs.edu.vn/index.php/hdujs/article/view/11.