@article{AMBP_1996__3_2_67_0,
author = {De Salvo, Mario and Freni, Domenico and Lo Faro, Giovanni},
title = {On the hypergroups with four proper pairs and without scalars},
journal = {Annales math\'ematiques Blaise Pascal},
volume = {S3},
year = {1996},
pages = {67-109},
mrnumber = {1435317},
zbl = {0869.20049},
language = {en},
url = {http://dml.mathdoc.fr/item/AMBP_1996__3_2_67_0}
}
De Salvo, Mario; Freni, Domenico; Lo Faro, Giovanni. On the hypergroups with four proper pairs and without scalars. Annales mathématiques Blaise Pascal, Tome S3 (1996) pp. 67-109. http://gdmltest.u-ga.fr/item/AMBP_1996__3_2_67_0/
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