@article{ZNSL_1980_96_a24,
     author = {G. V. Rozenblum},
     title = {Spectral asymptotics for elliptic systems},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {255--271},
     publisher = {mathdoc},
     volume = {96},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1980_96_a24/}
}