@article{IVM_2007_3_a1,
     author = {V. I. Zhegalov and L. B. Mironova},
     title = {One system of equations with double major partial derivatives},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {12--21},
     publisher = {mathdoc},
     number = {3},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2007_3_a1/}
}