%0 Journal Article
%A M. V. Men'shikov
%A K. D. Pelikh
%T Percolation with several defect types. An estimate of critical probability for a square lattice
%J Matematičeskie zametki
%D 1989
%P 38-47
%V 46
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MZM_1989_46_4_a5/
%G ru
%F MZM_1989_46_4_a5