Mike Nachtegael Peter Sussner Tom Mélange Etienne E. Kerre An Interval-Valued Fuzzy Morphological Model Based on Lukasiewicz-Operators. 601-612 2008 ACIVS http://dx.doi.org/10.1007/978-3-540-88458-3_54 conf/acivs/2008 db/conf/acivs/acivs2008.html#NachtegaelSMK08