TY - Computer Engineering and Applications A1 - LIU Chunmiao, ZHANG Huizhen T1 - Hybrid bat algorithm for un-capacitated facility location problem Y1 - 2018-11-15 JF - Computer Engineering and Applications JO - Computer Engineering and Applications SP - 28 EP - 34 VL - 54 IS - 22 UR - http://cea.ceaj.org N1 - 10.3778/j.issn.1002-8331.1710-0079 ER -