@article{ISU_2009_9_3_a5,
     author = {I. B. Kozhukhov and V. A. Yaroshevich},
     title = {The {Green's} relations and the generalized {Green's} relations on certain transformation semigroups},
     journal = {Izvestiya of Saratov University. Mathematics. Mechanics. Informatics},
     pages = {33--37},
     publisher = {mathdoc},
     volume = {9},
     number = {3},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ISU_2009_9_3_a5/}
}