Julian Dorado Antonino Santos Juan R. Rabuñal Nieves Pedreira Alejandro Pazos Hybrid Two-Population Genetic Algorithm. 464-470 2001 conf/fuzzy/2001 Fuzzy Days http://link.springer.de/link/service/series/0558/bibs/2206/22060464.htm db/conf/fuzzy/fuzzy2001.html#DoradoSRPP01