@article{SJIM_2006_9_3_a12,
     author = {A. E. Trubacheva},
     title = {On the independence of the upper level of management from the form of taxation},
     journal = {Sibirskij \v{z}urnal industrialʹnoj matematiki},
     pages = {139--147},
     publisher = {mathdoc},
     volume = {9},
     number = {3},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJIM_2006_9_3_a12/}
}