@article{ZNSL_1975_52_a5,
     author = {A. P. Oskolkov},
     title = {On admissible groups of transformations for some quasi-linearthir third-order equations},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {158--159},
     publisher = {mathdoc},
     volume = {52},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1975_52_a5/}
}