by Devapriya, Priyantha, Ferrell, William, Geismar, Neil
Published in European journal of operational research (16.06.2017)

by Li, Shanlin, Li, Maoqin
Published in TheScientificWorld (2015)

by Li, Shanlin, Li, Maoqin
Published in Journal of inequalities and applications (16.10.2014)

by Zhang, Shuo, Xu, Jianyou, Qiao, Yingli
Published in Mathematics (Basel) (01.10.2023)

by Leung, Joseph Y.-T., Chen, Zhi-Long
Published in Operations research letters (01.05.2013)

by Pundoor, Guruprasad
Year of Publication 01.01.2005