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Michael A.M.A.RuggieroMichael A.M.A. i inni, A Higher Level Classification of All Living Organisms, „PLOS One”, 10 (4), 2015, art. nr e0119248, DOI: 10.1371/journal.pone.0119248, PMID: 25923521, PMCID: PMC4418965 [dostęp 2020-02-20](ang.).
Raúl Moreno, Luciana R. Tallini, Cristina Salazar, Edison H. Osorio i inni. Chemical Profiling and Cholinesterase Inhibitory Activity of Five Phaedranassa Herb. (Amaryllidaceae) Species from Ecuador. „Molecules”. 25 (9), s. 2092, 2020-04-30. MDPI AG. DOI: 10.3390/molecules25092092. ISSN1420-3049. (ang.).
Edison J. Osorio, Strahil Berkov, Reto Brun, Carles Codina i inni. In vitro antiprotozoal activity of alkaloids from Phaedranassa dubia (Amaryllidaceae). „Phytochemistry Letters”. 3 (3), s. 161–163, 2010. Elsevier BV. DOI: 10.1016/j.phytol.2010.06.004. ISSN1874-3900. (ang.).