%0 Journal Article %A M. S. Ushakova %A A. I. Legalov %T Verification of programs with mutual recursion in the Pifagor language %J Modelirovanie i analiz informacionnyh sistem %D 2018 %P 358-381 %V 25 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAIS_2018_25_4_a1/ %G ru %F MAIS_2018_25_4_a1