Satyajit Banerjee Atish Datta Chowdhury Subhas Kumar Ghosh Efficient Algorithms for Variants of Weighted Matching and Assignment Problems. 673-688 2008 1 Mathematics in Computer Science 4 http://dx.doi.org/10.1007/s11786-007-0028-0 db/journals/mics/mics1.html#BanerjeeCG08