MANOVA-ERAKOVIK, A. Malčeski, V. SOME 2-SUBSPACES OF 2-SPACE. Matematichki Bilten, [S. l.], v. 35, n. 1, 2011. Disponível em: https://bilten.smm.org.mk/index.php/bilten/article/view/1765. Acesso em: 13 jun. 2026.