ANEVSKA, Risto Malčeski, Katerina; MALČESKI, Samoil. SOME CHARACTERIZATIONS OF 2-INNER PRODUCT,. Matematichki Bilten, [S. l.], v. 41, n. 2, 2017. DOI: 10.37560/matbil17200022m. Disponível em: https://bilten.smm.org.mk/index.php/bilten/article/view/1848. Acesso em: 13 jun. 2026.