1. Malay village medicine, prescriptions collected;Burkill;Gardens Bull Strait Settlements,1930
2. A summary of reported chemical constituents and medicinal uses of Eurycoma longifolia;Hussein;J Trop Med Plants,2007
3. LC-MS/MS-based metabolites of Eurycoma longifolia (Tongkat Ali) in Malaysia (Perak and Pahang);Chua;J Chromatogr B,2011
4. Review on a traditional herbal medicine, Eurycoma longifolia Jack (Tongkat Ali): its traditional uses, chemistry, evidence-based pharmacology and toxicology;Rehman;Molecules,2016
5. Tongkat Ali (Eurycoma longifolia Jack): a review on its ethnobotany and pharmacological importance;Bhat;Fitoterapia,2010