%0 Journal Article %A A. A. Chubaryan %A H. R. Bolibekyan %T On the Rabin’s speed-up of proofs for some systems of first order logic %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 2010 %P 61-63 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_2010_1_a10/ %G en %F UZERU_2010_1_a10