Pornwilai Ya-ut. 2008. Micropropagation and hairy root culture of Ophiorrhiza alata for camptothecin production. Faculty of Pharmaceutical Science, Chulalongkorn University;
Pornwilai Ya-ut. (2008) Micropropagation and hairy root culture of Ophiorrhiza alata for camptothecin production . Chulalongkorn University/Bangkok.
Pornwilai Ya-ut. Micropropagation and hairy root culture of Ophiorrhiza alata for camptothecin production. . Bangkok:Chulalongkorn University, 2008.
Pornwilai Ya-ut. (2008) Micropropagation and hairy root culture of Ophiorrhiza alata for camptothecin production . Chulalongkorn University/Bangkok.