@article{FAA_1996_30_1_a1,
     author = {M. V. Pavlov and S. I. Svinolupov and R. A. Sharipov},
     title = {Invariant {Integrability} {Criterion} for {Equations} of {Hydrodynamic} {Type}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {18--29},
     publisher = {mathdoc},
     volume = {30},
     number = {1},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1996_30_1_a1/}
}