@article{ELA_2004__11__a21,
     author = {Rovnyak, J. and Sakhnovich, L. A.},
     title = {On the {Kre\u{i}n-Langer} integral representation of generalized {Nevanlinna} functions},
     journal = {The electronic journal of linear algebra},
     pages = {1--15},
     publisher = {mathdoc},
     volume = {11},
     year = {2004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2004__11__a21/}
}