FU, Han Yi; CHEN, Shiang Jiuun; CHEN, Ruei Feng; DING, Wang Hsien; KUO-HUANG, Ling Long; HUANG, Rong Nan. Identification of Oxalic Acid and Tartaric Acid as Major Persistent Pain-inducing Toxins in the Stinging Hairs of the Nettle, Urtica thunbergiana. S. 57–65. Annals of Botany [online]. 2006-07-01. Roč. 98, čís. 1, s. 57–65. Dostupné online. DOI10.1093/aob/mcl089.
OTLES, Semih. Phenolic compounds analysis of root, stalk, and leaves of nettle. S. 564367.Chybí název periodika! ScientificWorldJournal, 19. dubna. Roč. 2012, s. 564367. PMID22593694. (anglicky)Chybí povinný parametr: V šabloně {{Citace periodika}} je nutno určit zdrojové "periodikum" odkazu!
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FU, Han Yi; CHEN, Shiang Jiuun; CHEN, Ruei Feng; DING, Wang Hsien; KUO-HUANG, Ling Long; HUANG, Rong Nan. Identification of Oxalic Acid and Tartaric Acid as Major Persistent Pain-inducing Toxins in the Stinging Hairs of the Nettle, Urtica thunbergiana. S. 57–65. Annals of Botany [online]. 2006-07-01. Roč. 98, čís. 1, s. 57–65. Dostupné online. DOI10.1093/aob/mcl089.