Open J. Optim. Vol.5 No.4, December 30, 2016 DOI:10.4236/ojop.2016.54014
Open J. Optim. Vol.5 No.4, December 30, 2016 DOI:10.4236/ojop.2016.54013
Open J. Optim. Vol.5 No.4, December 26, 2016 DOI:10.4236/ojop.2016.54012
Open J. Optim. [ISSUE], [PUBDATE] DOI:[DOI]