@article{JMAG_2018_14_a4,
     author = {A. G. Nikitin},
     title = {The maximal ``kinematical'' invariance group for an arbitrary potential revised},
     journal = {\v{Z}urnal matemati\v{c}eskoj fiziki, analiza, geometrii},
     pages = {519--531},
     publisher = {mathdoc},
     volume = {14},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JMAG_2018_14_a4/}
}