@article{SIGMA_2016_12_a110,
     author = {Herbert Heyer and Satoshi Kawakami and Tatsuya Tsurii and Satoe Yamanaka},
     title = {Hypergroups {Related} to a {Pair} of {Compact} {Hypergroups}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2016},
     volume = {12},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2016_12_a110/}
}