%0 Journal Article %A A. Ya. Kazakov %T Integral symmetry for the confluent Heun equation with added apparent singularity %J Zapiski Nauchnykh Seminarov POMI %D 2014 %P 34-48 %V 426 %U http://geodesic.mathdoc.fr/item/ZNSL_2014_426_a4/ %G ru %F ZNSL_2014_426_a4