%0 Journal Article %A Ant. A. Klyachko %T $SQ$-universality of one-relator relative presentations %J Sbornik. Mathematics %D 2006 %P 1489-1508 %V 197 %N 10 %U http://geodesic.mathdoc.fr/item/SM_2006_197_10_a5/ %G en %F SM_2006_197_10_a5