@article{DE_2006_42_7_a1,
     author = {A. A. Abramov and V. I. Ul'yanova and L. F. Yukhno},
     title = {A method for solving boundary value problems and spectral problems for linear differential-algebraic systems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {874--882},
     publisher = {mathdoc},
     volume = {42},
     number = {7},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2006_42_7_a1/}
}