@article{ELA_2009__18__a39,
     author = {Moln\'ar, Lajos},
     title = {Maps on positive operators preserving {Lebesgue} decompositions},
     journal = {The electronic journal of linear algebra},
     pages = {222--232},
     publisher = {mathdoc},
     volume = {18},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2009__18__a39/}
}