LISTOWSKI, Maciej. The Role of Standard and Supplementary Observers in Accurate Illuminance measurements . Photonics Letters of Poland, [S. l.], v. 16, n. 3, p. 52–54, 2024. DOI: 10.4302/plp.v16i3.1286. Disponível em: http://photonics.pl/PLP/index.php/letters/article/view/16-18. Acesso em: 21 nov. 2024.