%0 Journal Article %A S. D. Vereshchagin %A A. V. Yurov %T The Darboux Transformation and Exactly Solvable Cosmological Models %J Teoretičeskaâ i matematičeskaâ fizika %D 2004 %P 405-422 %V 139 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_2004_139_3_a3/ %G ru %F TMF_2004_139_3_a3