@article{oai:repository.dl.itc.u-tokyo.ac.jp:00040377, author = {Horikawa, Eiji}, issue = {1}, journal = {Journal of mathematical sciences, the University of Tokyo}, month = {}, note = {application/pdf}, pages = {181--203}, title = {Transformations and contiguity relations for Gelfand's hypergeometric functions}, volume = {1}, year = {1994} }