Borgert, A., L. Schonorrenberger, J. Martins, and M. F. Pereira. “COST EVALUATION: STRUCTURING OF A MODEL”. Future Studies Research Journal: Trends and Strategies, vol. 1, no. 2, Dec. 2009, pp. 164-90, doi:10.24023/FutureJournal/2175-5825/2009.v1i2.16.