%0 Journal Article %A Yu. A. Kordyukov %A B. Helffer %T Periodic Magnetic Schr\"odinger Operators: Spectral Gaps and Tunneling Effect %J Informatics and Automation %D 2008 %P 176-187 %V 261 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_2008_261_a12/ %G ru %F TRSPY_2008_261_a12