@article{JEMS_2017_19_2_a8,
     author = {Tyakal Nanjundiah Venkataramana},
     title = {Hypergeometric groups of orthogonal type},
     journal = {Journal of the European Mathematical Society},
     pages = {581--599},
     publisher = {mathdoc},
     volume = {19},
     number = {2},
     year = {2017},
     doi = {10.4171/jems/675},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/675/}
}