@article{ZNSL_2015_432_a9,
     author = {A. Ya. Kazakov and S. Yu. Slavyanov},
     title = {Representations and use of symbolic computations in the theory of {Heun} equations},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {162--176},
     year = {2015},
     volume = {432},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2015_432_a9/}
}