Thi Hoang Oanh, L., 		Dang Anh, N., 		Van Quang, P., 		Huu Huan, N., & 		Ha, N.
(2025).
 The Effect of Fertilizer use on Nitrate and Metal Content  in Dong Du Mustard Green (Brassica campestris L.).
<em>VNU Journal Of Science: Earth And Environmental Sciences, 41</em>(2S).
doi:10.25073/2588-1094/vnuees.5414