%0 Journal Article %A O. E. Tikhonov %T Partial measures %J Lobachevskii journal of mathematics %D 2000 %P 47-50 %V 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/LJM_2000_6_a4/ %G en %F LJM_2000_6_a4