Am. J. Oper. Res. Vol.4 No.3, May 21, 2014 DOI:10.4236/ajor.2014.43017
Am. J. Oper. Res. Vol.4 No.3, May 19, 2014 DOI:10.4236/ajor.2014.43016
Am. J. Oper. Res. Vol.4 No.3, May 07, 2014 DOI:10.4236/ajor.2014.43015
Am. J. Oper. Res. Vol.4 No.3, May 07, 2014 DOI:10.4236/ajor.2014.43014
Am. J. Oper. Res. Vol.4 No.3, May 07, 2014 DOI:10.4236/ajor.2014.43013
Am. J. Oper. Res. [ISSUE], [PUBDATE] DOI:[DOI]