@article{IM2_2019_83_1_a2,
     author = {D.-P. Covei},
     title = {Existence theorems for a~class of systems involving two quasilinear operators},
     journal = {Izvestiya. Mathematics },
     pages = {49--64},
     publisher = {mathdoc},
     volume = {83},
     number = {1},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2019_83_1_a2/}
}