Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Guarana:

This text has been unreferenced on Wikipedia for a very long time. If you can't find a source, be bold and remove it!

"

This plant was introduced to European colonizers and to Europe in the 16th century by Felip Betendorf, Oviedo, Hernández, Cobo and other Spaniard chroniclers.[citation needed] It has since been used, refined, adapted and commercialized by settlers, folklorists, food scientists, and marketers.[5]