%0 Journal Article %A È. A. Kuryanovich %T Exact solutions of the~Cauchy problem for the~Friedman equation %J Teoretičeskaâ i matematičeskaâ fizika %D 2019 %P 154-172 %V 199 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_2019_199_1_a9/ %G ru %F TMF_2019_199_1_a9