WOLF, Kurt Bernardo. Royal road from geometric to discrete optics. Photonics Letters of Poland, [S. l.], v. 7, n. 1, p. pp. 5–7, 2015. DOI: 10.4302/photon. lett. pl.v7i1.541. Disponível em: https://photonics.pl/PLP/index.php/letters/article/view/7-3. Acesso em: 20 apr. 2024.