Lê Danh Tuấn, Phạm Thị Phương Anh. Solution to create elevation and reception angles for anti-aircraft defenses when the observatory is placed on the gun’s range channel. JMST [Internet]. 2024 Apr. 1 [cited 2024 Dec. 22];(CAPITI):133-9. Available from: https://online.jmst.info/index.php/jmst/article/view/1180