@article{ZNSL_1982_115_a2,
     author = {M. Sh. Birman and M. Z. Solomyak},
     title = {Asymptotic behavior of the spectrum of variational problems on the solutions of elliptic systems},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {23--39},
     publisher = {mathdoc},
     volume = {115},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1982_115_a2/}
}