Samkhan Hobuntud. 2008. Linear transformation subsemigroups of LR[V,W] admitting the structure of a semihyperring with zero. Field of Study Mathematics, Chulalongkorn University;
Samkhan Hobuntud. (2008) Linear transformation subsemigroups of LR[V,W] admitting the structure of a semihyperring with zero . Chulalongkorn University/Bangkok.
Samkhan Hobuntud. Linear transformation subsemigroups of LR[V,W] admitting the structure of a semihyperring with zero. . Bangkok:Chulalongkorn University, 2008.
Samkhan Hobuntud. (2008) Linear transformation subsemigroups of LR[V,W] admitting the structure of a semihyperring with zero . Chulalongkorn University/Bangkok.