%0 Journal Article %A A. A. Andrianov %A M. V. Ioffe %A D. N. Nishnianidze %T Higher-order supersymmetry in quantum mechanics and integrability of two-dimensional Hamiltonians %J Zapiski Nauchnykh Seminarov POMI %D 1995 %P 68-80 %V 224 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1995_224_a6/ %G ru %F ZNSL_1995_224_a6