@article{VUU_2009_3_a9,
     author = {A. G. Chentsov},
     title = {Some properties of the operator of the measure extension},
     journal = {Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹ\^uternye nauki},
     pages = {114--127},
     publisher = {mathdoc},
     number = {3},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VUU_2009_3_a9/}
}