TY JOUR TI Triterpene saponins of the drug hedespan KW triterpene glycosides KW common ivy KW Hedespan KW TLC KW FT-IR spectroscopy. JO Scientific Notes of V.I. Vernadsky Crimean Federal University. Biology. Chemistry AU Yakovishin, L.A. AU Grishkovets, V.I. AU Rozhko, A.M. PY 2025 IS 11 PB V.I. Vernadsky Crimean Federal University