@article{EUG_1987__14_a12,
     author = {Harold Exton},
     title = {Some {Integral} {Representations} and {Hypergeometric} {Functions} of four {Variables}},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Gamma}
},
     pages = {132-140},
     publisher = {mathdoc},
     volume = {14},
     year = {1987},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EUG_1987__14_a12/}
}