Carlos Ariño Antonio Sala Design of Multiple-Parameterisation PDC Controllers via Relaxed Conditions for Multi-Dimensional Fuzzy Summations. 1-6 2007 FUZZ-IEEE http://dx.doi.org/10.1109/FUZZY.2007.4295495 conf/fuzzIEEE/2007 db/conf/fuzzIEEE/fuzzIEEE2007.html#ArinoS07