%0 Journal Article %A Vladimir Rovenskiǐ %A Tomasz Zawadzki %T The Einstein–Hilbert type action on pseudo-Riemannian almost-product manifolds %J Žurnal matematičeskoj fiziki, analiza, geometrii %D 2019 %P 86-121 %V 15 %N 1 %U http://geodesic.mathdoc.fr/item/JMAG_2019_15_1_a3/ %G en %F JMAG_2019_15_1_a3