Jirapast Sichaem. 2009. Chemical constituents from the roots of Nauclea orientalis (L.) L. Faculty of Science, Chulalongkorn University;
Jirapast Sichaem. (2009) Chemical constituents from the roots of Nauclea orientalis (L.) L. . Chulalongkorn University/Bangkok.
Jirapast Sichaem. Chemical constituents from the roots of Nauclea orientalis (L.) L. . Bangkok:Chulalongkorn University, 2009.
Jirapast Sichaem. (2009) Chemical constituents from the roots of Nauclea orientalis (L.) L. . Chulalongkorn University/Bangkok.