Chaves, Sidney, José Afonso Mazzon, and Cesar Alexandre de Souza. “PROPOSITION OF A METHOD TO MEASURE RANKINGS USING THE DELPHI TECHNIQUE”. Future Studies Research Journal: Trends and Strategies 4, no. 2 (December 11, 2012): 49–71. Accessed April 25, 2024. https://revistafuture.org/FSRJ/article/view/118.