@article{AL_1998_37_5_a1,
     author = {A. N. Grishkov},
     title = {Orthogonal modules and nonlinear cohomology},
     journal = {Algebra i logika},
     pages = {522--541},
     publisher = {mathdoc},
     volume = {37},
     number = {5},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1998_37_5_a1/}
}