%0 Journal Article %A V. S. Kondratiev %A A. A. Semenov %A O. S. Zaikin %T Duplicates of conflict clauses in CDCL derivation and their usage to invert some cryptographic functions %J Numerical methods and programming %D 2019 %P 54-66 %V 20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMP_2019_20_1_a5/ %G ru %F VMP_2019_20_1_a5