The Global Origins of a "Paraguayan" Sweetener: Ka'a He'e and Stevia in the Twentieth Century.Published in:Journal of World History, 2016, v. 27, n. 2, p. 255, doi. 10.1353/jwh.2016.0107By:CHESTERTON, BRIDGET MARÍA;YANG, TIMOTHYPublication type:Article