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@article{MT_1987_9_a12, author = {A. V. Shaidenko}, title = {``Almost'' cone-preserving mappings}, journal = {Matemati\v{c}eskie trudy}, pages = {151--153}, publisher = {mathdoc}, volume = {9}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MT_1987_9_a12/} }
A. V. Shaidenko. ``Almost'' cone-preserving mappings. Matematičeskie trudy, Tome 9 (1987), pp. 151-153. http://geodesic.mathdoc.fr/item/MT_1987_9_a12/