%0 Journal Article %A E. S. Kornev %T Left-invariant almost complex structures and the associated metrics on four-dimensional direct products of Lie groups %J Sibirskie èlektronnye matematičeskie izvestiâ %D 2007 %P 304-344 %V 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/SEMR_2007_4_a20/ %G ru %F SEMR_2007_4_a20