%0 Journal Article %A P. N. Kropotkin %T Perfect cosmological principle and the Hubble effect %J Doklady Akademii Nauk %D 1989 %P 820-824 %V 305 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1989_305_4_a11/ %G ru %F DAN_1989_305_4_a11