Sorasaree Tonsiengsom. 1999. Chemical constituents of stem barks of Croton robustus Kurz. and their biological activity. Program of Chemistry, Chulalongkorn University;
Sorasaree Tonsiengsom. (1999) Chemical constituents of stem barks of Croton robustus Kurz. and their biological activity . Chulalongkorn University/Bangkok.
Sorasaree Tonsiengsom. Chemical constituents of stem barks of Croton robustus Kurz. and their biological activity. . Bangkok:Chulalongkorn University, 1999.
Sorasaree Tonsiengsom. (1999) Chemical constituents of stem barks of Croton robustus Kurz. and their biological activity . Chulalongkorn University/Bangkok.