Echinops niveus (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Echinops niveus" in English language version.

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ars-grin.gov

npgsweb.ars-grin.gov

"Echinops niveus". Germplasm Resources Information Network. Agricultural Research Service, United States Department of Agriculture. Retrieved 25 January 2018.

doi.org

Singh, R.P.; Pandey, V.B. (1990). "Nivetin, a neoflavonoid from Echinops niveus". Phytochemistry. 29 (2): 680–681. Bibcode:1990PChem..29..680S. doi:10.1016/0031-9422(90)85148-9.

harvard.edu

ui.adsabs.harvard.edu

Singh, R.P.; Pandey, V.B. (1990). "Nivetin, a neoflavonoid from Echinops niveus". Phytochemistry. 29 (2): 680–681. Bibcode:1990PChem..29..680S. doi:10.1016/0031-9422(90)85148-9.