Phạm SL, Hoàng AT, Nguyễn VT, Lê VH. Research and design to integrate thermal imaging objective onto viewfinder PMK-453. JMST [Internet]. 2022 Aug. 26 [cited 2024 Nov. 23];(81):168-72. Available from: https://online.jmst.info/index.php/jmst/article/view/497