@article{MZM_2014_96_3_a6,
     author = {Ya. Gouda},
     title = {Homotopy {Invariance} of {Perturbations} of $D_\infty${-Differential} {Modules}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {374--382},
     publisher = {mathdoc},
     volume = {96},
     number = {3},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2014_96_3_a6/}
}