Vairappan, Charles S., Ong Jit Beng, Thilahgavani Nagappan, Januarius Gobilik, and Tulasiramanan Ramachandram. 2016. “Essential Oil Profiles at Major Populations Zingiber Officinale Rosc. Utilized in Malaysia for Traditional Medicine”. Journal of Tropical Biology & Conservation (JTBC) 9 (2). https://doi.org/10.51200/jtbc.v9i2.246.