%0 Journal Article %A A. A. Nikitin %T Some algorithmic problems for projective planes %J Algebra i logika %D 1984 %P 512-529 %V 23 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1984_23_5_a2/ %G ru %F AL_1984_23_5_a2