“INFLUENCE OF COMPOSITION OF NUTRIENT MEDIUM ON THE SYNTHESIS OF NAPHTHAQUINONES IN ISOLATED TISSUES OF ALKANET (Alkanna orientalis L.) AND ONOSMA (Onosma sericea L.)”, Proc. YSU B: Chem. Biol. Sci., vol. 45, no. 2 (225), pp. 45–49, May 2011, doi: 10.46991/PYSUB.2011.45.2.045.