VIGASSY, Lajos. DIE GEOMETRISCHEN ORTE DER ACHSEN PERSPEKTIVER STRAHLENBÜSCHEL IN BEWEGUNG AN KREISEN Periodica Polytechnica Architecture, [S. l.], v. 27, n. 1-2, p. 69–92, 1983. Disponível em: https://pp.bme.hu/ar/article/view/2338. Acesso em: 7 may. 2024.