Ngoc, Nguyen Thi Bich, and Le Ngoc Nuong. 2022. “An Investigation and Analysis of Features of (Codonopsis Javanica (Blume) Hook.F & Thoms) in SON LA”. International Journal of Horticulture, Agriculture and Food Science 6 (5). https://journal-repository.com/index.php/ijhaf/article/view/5489.