Ngan, Dang, Ha Thi Thanh Huong, Pham Thu Thao, Nguyen Thanh Hai, Nguyen Thi Hai Yen, Bui Thi Thuong, & Nguyen Thu Hien. " Evaluation of Two Methods of Extracting Essential Oils from Citrus maxima." VNU Journal of Science: Medical and Pharmaceutical Sciences [Online], 38.2 (2022): n. pag. Web. 27 Dec. 2024