@article{DMGT_2013_33_3_a5,
     author = {Katreni\v{c}, J\'an and Semani\v{s}in, Gabriel},
     title = {Maximum {Semi-Matching} {Problem} in {Bipartite} {Graphs}},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {559--569},
     publisher = {mathdoc},
     volume = {33},
     number = {3},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2013_33_3_a5/}
}