@article{KUTGS_1994_22_a11,
     author = {V. V. Shurygin},
     title = {On a category of manifolds over algebras},
     journal = {Trudy Geometricheskogo Seminara},
     pages = {107--122},
     publisher = {mathdoc},
     volume = {22},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUTGS_1994_22_a11/}
}