Comparative phytochemical investigations in Melissa officinalis species of different proveniences / Gille, E., Ghiorghita, G., Danila, D., Cutas, F., Burla, R. In: 3rd conference on medicinal and aromatic plants of Southeast European countries : book of abstracts, 5-8 September 2004, Nitra, Slovak Republic. -- Nitra : Slovenská poľnohospodárska univerzita, 2004. -- 80-8069-396-X. -- S. 82-83. rastliny liečivé * fytochémia * Melissa officinalis L. * pôvod