@article{TRSPY_2017_298_a3,
     author = {V. K. Beloshapka},
     title = {Analytic {Complexity:} {Gauge} {Pseudogroup,} {Its} {Orbits,} and {Differential} {Invariants}},
     journal = {Informatics and Automation},
     pages = {58--66},
     publisher = {mathdoc},
     volume = {298},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_2017_298_a3/}
}