Tram, P. T. M., N. K. Suong, and L. T. T. Tien. “Rosmarinic Acid Production in Cell Suspension Cultures of Ehretia Asperula Zollinger & Moritz”. Plant Science Today, vol. 9, no. 1, Jan. 2022, pp. 70-75, doi:10.14719/pst.1490.