@article{IVM_2004_5_a8,
     author = {M. V. Smolnikova and S. E. Stepanov and I. G. Shandra},
     title = {Infinitesimal harmonic transformations},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {69--75},
     publisher = {mathdoc},
     number = {5},
     year = {2004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2004_5_a8/}
}