SINGH, S. Two reference beam method for recording transmission or reflection holograms of two different objects with single exposure using three similar transmission gratings. International Science and Technology Journal of Namibia, [S. l.], p. 069–074, 2016. Disponível em: https://journals.unam.edu.na/index.php/ISTJN/article/view/1183. Acesso em: 17 may. 2024.