@article{SJIM_2007_10_2_a13,
     author = {L. Z. Urazbakhtina},
     title = {Differential-invariant submodels of three-dimensional subalgebras for a compressible fluid},
     journal = {Sibirskij \v{z}urnal industrialʹnoj matematiki},
     pages = {128--137},
     year = {2007},
     volume = {10},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJIM_2007_10_2_a13/}
}