@article{VMJ_2013_15_4_a10,
     author = {A. G. Chshiev},
     title = {About {Silchenko} operators semigroup},
     journal = {Vladikavkazskij matemati\v{c}eskij \v{z}urnal},
     pages = {82--90},
     publisher = {mathdoc},
     volume = {15},
     number = {4},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMJ_2013_15_4_a10/}
}