@article{DAN_1995_345_1_a1,
     author = {V. V. Zhikov},
     title = {On the {Lavrent'ev} effect},
     journal = {Doklady Akademii Nauk},
     pages = {10--14},
     publisher = {mathdoc},
     volume = {345},
     number = {1},
     year = {1995},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1995_345_1_a1/}
}