Van Nha P, Dinh Thong V. NEW DISTRIBUTIONAL RECORDS AND ACOUSTIC IDENTIFICATION OF HIPPOSIDERID BATS (CHIROPTERA: HIPPOSIDERIDAE) FROM SON LA AND LANG SON PROVINCES, NORTHERN VIETNAM. HNUEJS.NS. 2025;3(70):137-146. doi:10.18173/2354-1059.2025-0044