@article{MMO_1980_41_a5,
     author = {G. A. Suvor\v{c}enkova},
     title = {Asymptotic behavior of a~spectral function of a~first-order differential equation with operator coefficients},
     journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva},
     pages = {145--161},
     publisher = {mathdoc},
     volume = {41},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MMO_1980_41_a5/}
}