For citations:

Leontiev V.N., Lazovskaya O.I., Kosyak D.A., Supichenko G.N., Kovalenko N.A. Spectrofluorimetric determination of hypericin in drugs and vegetable raw materials. Zhurnal Prikladnoii Spektroskopii. 2020;87(6):971-976. (In Russ.)