หาญกล้า ส. Wing Structural Design construction and Testing of Closed Range UAV. NKRAFA JOURNAL OF SCIENCE AND TECHNOLOGY, [S. l.], v. 12, p. 9–16, 2018. Disponível em: https://ph02.tci-thaijo.org/index.php/nkrafa-sct/article/view/153625. Acesso em: 12 may. 2024.