%0 Journal Article %A Kouichi Takemura %T Kernel Function, $q$-Integral Transformation and $q$-Heun Equations %J Symmetry, integrability and geometry: methods and applications %D 2024 %V 20 %U http://geodesic.mathdoc.fr/item/SIGMA_2024_20_a82/ %G en %F SIGMA_2024_20_a82