SUN YOO, Kyung; YOUNG LEE, Soo; HOON HYUN, Dong; JO JUNG, Byoung. Study of Illumination Optical System to Control Light Pollution due to Night Lighting. International Journal of Engineering & Technology, [S. l.], v. 7, n. 3.34, p. 516–520, 2018. DOI: 10.14419/ijet.v7i3.34.19371. Disponível em: https://sciencepubco.com/index.php/ijet/article/view/19371.. Acesso em: 5 may. 2024.