@article{UFA_2013_5_4_a3,
     author = {M. G. Gadoev and S. A. Iskhokov},
     title = {Spectral properties of degenerate elliptic operators  with matrix coefficients},
     journal = {Ufa mathematical journal},
     pages = {37--48},
     publisher = {mathdoc},
     volume = {5},
     number = {4},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UFA_2013_5_4_a3/}
}