KATONA, Z. ABBILDUNGEN VON KEGELSCHNITTEN IN ZENTRALER KOLLINEATION. Periodica Polytechnica Architecture, [S. l.], v. 27, n. 1-2, p. 23–42, 1983. Disponível em: https://pp.bme.hu/ar/article/view/2335. Acesso em: 3 jul. 2025.