Ondrejovič, M., H. Benkovičová, and S. Šilhár. “Optimization of Rosmarinic Acid Extraction from Lemon Balm (Melissa Officinalis)”. Nova Biotechnologica Et Chimica, vol. 9, no. 2, Nov. 2021, pp. 175-82, doi:10.36547/nbc.1275.