9N. I. Belousova,A. V. Tkachev,M. M. Shakirov,V. A. Khan.New terpenoids of the essential oil of Ledum palustre[J]. Chemistry of Natural Compounds . 1991 (1)
10N. I. Belousova,Yu. G. Slizhov.Monocarboxylic acids of the essential oils of Siberian and Far Eastern species of Ledum[J]. Chemistry of Natural Compounds . 1986 (4)
