Kun Zhou Yanmin Song Xintian Shen Yurong Yan Wen Wang An Application of Fuzzy Control Based on PLC in the Electrical Control System of Fancy Soap Production. 279-283 2008 FSKD (3) http://dx.doi.org/10.1109/FSKD.2008.549 conf/fskd/2008-3 db/conf/fskd/fskd2008-3.html#ZhouSSYW08