TY  - BOOK
AU  - Conference on "Mathematics at the Service of Man", Universidad Politechica deLas Palmas, Canary Islands, Spain, June 28-July 3, 1982
AU  - Skala, Heinz J.
AU  - Termini, S.
AU  - Trillas, E.
TI  - Aspects of vagueness: : papers presented at the second world conference 
U1  - 511.3 
PY  - 1984///
CY  - Dordrecht
PB  - Reidel Publications
ER  -