DERVINIENĖ, A.; BAGDONAS, V.; DAUNORAS, J. Application of Fuzzy-Sets Integral in Expert Systems. Elektronika ir Elektrotechnika, [S. l.], v. 77, n. 5, p. 45–48, 2007. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/10738.. Acesso em: 8 feb. 2026.