%0 Journal Article %A I. Yu. Popov %A S. V. Frolov %T Violation of symmetry in the system of three laterally coupled quantum waveguides and resonance asymptotics %J Zapiski Nauchnykh Seminarov POMI %D 2003 %P 221-227 %V 300 %U http://geodesic.mathdoc.fr/item/ZNSL_2003_300_a21/ %G en %F ZNSL_2003_300_a21