TY  - JOUR
AU  - G. V. Davydov
AU  - P. Yu. Suvorov
TI  - A~reduction of proposittional tautologihood to graph-coloring in three colors
JO  - Zapiski Nauchnykh Seminarov POMI
PY  - 1974
SP  - 10
EP  - 13
VL  - 40
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ZNSL_1974_40_a2/
LA  - ru
ID  - ZNSL_1974_40_a2
ER  -