@article{Sala2005PerspectivesFuzzySystems,
author    = {A. Sala and T.M. Guerra and R. Babu\v{s}ka},
title     = {Perspectives of Fuzzy Systems and Control},
journal   = {Fuzzy Sets and Systems},
volume    = {156},
number    = {3},
year      = {2005},
pages     = {432--444}
}