@article{IVM_2019_2_a8,
     author = {A. A. Malyugina and V. V. Shurygin},
     title = {Holonomy pseudogroup of a manifold over the algebra of dual numbers and some its applications},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {82--88},
     publisher = {mathdoc},
     number = {2},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2019_2_a8/}
}