@article{ELA_2005__13__a2,
     author = {Kunkel, Peter and Mehrmann, Volker},
     title = {Characterization of classes of singular linear differential-algebraic equations},
     journal = {The electronic journal of linear algebra},
     pages = {359--386},
     publisher = {mathdoc},
     volume = {13},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2005__13__a2/}
}