Leaungthitikanchana, S., and K. Thongdonyod. “Optimization of protoplast fusion conditions of vetiver grass (Vetiveria zizanioides)”. YRU Journal of Science and Technology, vol. 5, no. 2, Dec. 2020, pp. 95-103, https://li01.tci-thaijo.org/index.php/yru_jst/article/view/241122.