References
- Hongxing , Li , Qinzhi , Duan and Peizhuang , Wang . 1985 . Hypergroup (I), Busefal , 23
- Hongxing , Li and Peizhuang , Wang . 1986 . Hypergroup (II), Busefal , 25
- Hongxing , Li . 1987 . HX-Groups . Busefal , 33
- Hongxing , Li . 1990 . The homomorphisms and isomorphisms of regular groups . Fuzzy Systems and Mathematics , 1 China
- Honghai , Mi . 1991 . Uniform HX-groups . Busefal , 47
- Honghai , Mi and Wenxi , Zeng . 1993 . Direct product of HX-groups and HX-groups on direct product groups . Busefal , 54
- Zhenliang , Zhang , Hongxing , Li and Peizhuang , Wang . 1986 . Relationships between normal hypergroups and quotient groups . Busefal , 27
- Zhenliang , Zhang . 1986 . Subgroups and invariant subgroups of normal hyper-groups . Busefal , 28
- Zhenliang , Zhang . 1987 . Equivalent conditions under which the normal hypergroups are quotient hypergroups . Busefal , 31
- Zhenliang , Zhang . 1997 . The properties of HX-groups . Italian Journal of Pure and Applied Mathematics , 2
- Zhenliang , Zhang . 1999 . Classifications of HX-groups and their chains of normal subgroups . Italian Journal of Pure and Applied Mathematics , 5
- Yubin , Zhong . 1987 . The structure and relationship on hypergroups . Chinese Quarterly Journal ofMathematics , 3
Hv -Groups
- Migliorato , R. and Gentile , G. 1993 . “ Feebly associative hypergroupoids, Giornate di Geometrie Combinatorie ” . In Atti del Convegno Scientifico Internazionale Perugia
- Spartalis , S. 1993 . “ On reversible Hv -groups ” . In International Congress on Algebraic Hyperstructures and Applications , Palm Harbor , , U.S.A. : Hadronic Press . Iaşi
- Vougiouklis , T. 1994 . Hyperstructures and their representations , Hadronic Press Inc .
Hypergroups
- Corsini , P. 1993 . Prolegomena of Hypergroup Theory , Aviani Editore .
- Corsini , P. Join Spaces, Power Sets, Fuzzy Sets . Proceedings of the 5th Congress on Algebraic Hyperstructures and Applications . Iasi . Edited by: Stefanescu , M. Palm Harbor , , U.S.A. : Hadronic Press . 1993
- De Salvo , M. 1990 . Feebly canonical hypergroups . Journal of Combinatorics, Information and System Sciences , 15 ( 1 )
- Leoreanu , V. 1995 . On the heart of join spaces and regular hypergroups . Riv. Mat. Pura e Appl. , 17