Ogle, B. M.; Dao, H. T.; Mulokozi, G.; Hambraeus, L. (2001-11-01). "Micronutrient composition and nutritional importance of gathered vegetables in Vietnam". International Journal of Food Sciences and Nutrition. 52 (6): 485–499. doi:10.1080/713671806. ISSN0963-7486. PMID11570015.
Ogle, B. M.; Dao, H. T.; Mulokozi, G.; Hambraeus, L. (2001-11-01). "Micronutrient composition and nutritional importance of gathered vegetables in Vietnam". International Journal of Food Sciences and Nutrition. 52 (6): 485–499. doi:10.1080/713671806. ISSN0963-7486. PMID11570015.
Ogle, B. M.; Dao, H. T.; Mulokozi, G.; Hambraeus, L. (2001-11-01). "Micronutrient composition and nutritional importance of gathered vegetables in Vietnam". International Journal of Food Sciences and Nutrition. 52 (6): 485–499. doi:10.1080/713671806. ISSN0963-7486. PMID11570015.