L. M. Choo and K. M. Ngo, Gard. Bull. Sing., 72, 233 (2020).

W. Aoki, T. Ohtsuki, S. K. Sadhu, M. Sato, T. Koyano, S. Preeprame, T. Kowithayakorn, and M. Ishibashi, J. Nat. Med., 61, 77 (2007).

D. S. Jang, H. Y. Min, Y. H. Jeong, S. K. Lee, and E. K. Seo, Arch. Pharm. Res., 27, 291 (2004).

H. Heymann, Y. Tezuka, T. Kikuchi, and S. Supriyatna, Chem. Pharm. Bull., 42, 1202 (1994).

I. H. Burkill, A Dictionary of the Economic Product of Malay Peninsula, Ministry of Agriculture and Co-operatives, Kuala Lumpur, 1966.

T. C. Whitmore, Tree Flora of Malaya: A Manual for Foresters, Forest Department, Ministry of Agriculture and Lands, Malaysia, 1972.

W. M. N. H. W. Salleh, F. Ahmad, H. M. Sirat, and H. Y. Khong, Excli J., 11, 399 (2012).

W. M. N. H. W. Salleh, and F. Ahmad, Turk. J. Pharm. Sci., 13, 347 (2016).

W. M. N. H. W. Salleh, and S. Khamis, Z. Naturforsch. C J. Biosci., 75, 467 (2020).

R. P. Adams, Identification of Essential Oil Components by Gas Chromatography-Mass Spectrometry, 4th Ed. Carol Stream (IL), Allured Publishing Corporation, 2007.

I. Jantan and N. A. M. Ali, J. Trop. Forest Sci., 4, 142 (1991).

Y. P. Chen, S. S. Ji, Z. Y. Liang, J. F. Zhang, and Z. H. Lin, Appl. Mech. Mat., 448, 956 (2014).

W. M. N. H. W. Salleh, F. Ahmad, K. H. Yen, and R. M. Zulkifli, Int. J. Food Sci. Technol., 51 (1), 240 (2016).

W. M. N. H. W. Salleh, S. Khamis, and S. A. Abed, Chem. Nat. Compd., 57, 376 (2021).