%0 Journal Article %A Manev, Krassimir %T 50 years since publishing the Cook's Theorem %J Mathematics and Education in Mathematics %D 2021 %P 111-122 %V 50 %I mathdoc %U http://geodesic.mathdoc.fr/item/MEM_2021_50_a10/ %G bg %F MEM_2021_50_a10