И. Д. Зыкова, А. А. Ефремов, В. С. Герасимов, and А. А. Лешок, “FEATURES OF THE ACCUMULATION OF MACRO-AND MICRONUTRIENTS IN THE ABOVEGROUND PARTS FILIPENDULA ULMARIA (L) MAHIM IN DIFFERENT PHENOLOGICAL PHASES”, JCPRM, no. 2, pp. 189-193, Jun. 2013.