@article{SIGMA_2012_8_a94,
     author = {Andrey M. Levin and Mikhail A. Olshanetsky and Andrey V. Smirnov and Andrei V. Zotov},
     title = {Hecke {Transformations} of {Conformal} {Blocks} in {WZW} {Theory.~I.~KZB} {Equations} for {Non-Trivial} {Bundles}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2012},
     volume = {8},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2012_8_a94/}
}