Đào Thu, Huế. “RESEARCH ON DEVELOPING PROCESS OF GROWING IVY (Hedera Helix L.) ACCORDING TO GACP-WHO GUIDELINES AT SAPA – LAO CAI”. SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY 8, no. 3 (November 17, 2022). Accessed April 29, 2024. https://tckh.daihoctantrao.edu.vn/index.php/sjttu/article/view/795.