Ruanglak Jongchotinon และ Sureeporn Chaopraknoi. (2007) Linear transformation semigroups admitting nearring structure. Chulalongkorn University:ม.ป.ท.Ruanglak Jongchotinon และ Sureeporn Chaopraknoi. 2007. Linear transformation semigroups admitting nearring structure. ม.ป.ท.:Chulalongkorn University;Ruanglak Jongchotinon และ Sureeporn Chaopraknoi. Linear transformation semigroups admitting nearring structure. ม.ป.ท.:Chulalongkorn University, 2007. Print.