Fodor, János Cross-migrative triangular norms. -- 000301654100001. -- 2-s2.0-84858710138. -- 10.1002/int.21526. Klement, Erich Peter. Mesiar, Radko, 1951- In: International Journal of Intelligent Systems. -- Vol. 27, No. 5 (2012), s. 411-428.