@article{DAN_1988_302_2_a1,
     author = {N. N. Tarkhanov},
     title = {Cohomology of differential complexes},
     journal = {Doklady Akademii Nauk},
     pages = {267--270},
     year = {1988},
     volume = {302},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1988_302_2_a1/}
}