Title information : On the symmetric difference of fuzzy sets Variant heading : \q12*stu_us_auth*1 stu74395 \q \q1013 stu_us_auth*stu74395 \d Alsina Claudi \q  %continue : \q12*stu_us_auth*1 stu74010 \q \q1013 stu_us_auth*stu74010 \d Trillas Enric \q In : \q12**1 stu106234 \q %continue : Fuzzy Sets and Systems %continue : . Vol. 153, Issue 2 (2005), s.181-194 Document kind : článok z periodika References : \q2479**1 stu_us_cat*stu157797*amg \q (1) - monografia