@article{DAN_1980_251_6_a4,
     author = {I. S. Krasil'shchik},
     title = {Hamiltonian cohomology of canonical algebras},
     journal = {Doklady Akademii Nauk},
     pages = {1306--1309},
     publisher = {mathdoc},
     volume = {251},
     number = {6},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1980_251_6_a4/}
}