@article{RM_1973_28_6_a12,
     author = {S. S. Strogalov},
     title = {Quasiisomorphisms of {a~Koszul} complex},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     year = {1973},
     volume = {28},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1973_28_6_a12/}
}