APA
Salvo Castro A. O. d., Martins Ferreira Filho V. J., Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires A., Martins Ferreira Filho V. J. & Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires A. (2001). The Use of Fuzzy Mathematics of Finance: Risk Evaluation in Petroleum Development. Dallas, Texas: Society of Petroleum Engineers.
Chicago
Salvo Castro Antonio Orestes de, Martins Ferreira Filho Virgilio José, Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires Argentina, Martins Ferreira Filho Virgilio José and Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires Argentina. 2001. The Use of Fuzzy Mathematics of Finance: Risk Evaluation in Petroleum Development. Dallas, Texas: Society of Petroleum Engineers.
Harvard
Salvo Castro A. O. d., Martins Ferreira Filho V. J., Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires A., Martins Ferreira Filho V. J. and Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires A. (2001). The Use of Fuzzy Mathematics of Finance: Risk Evaluation in Petroleum Development. Dallas, Texas: Society of Petroleum Engineers.
MLA
Salvo Castro Antonio Orestes de, Martins Ferreira Filho Virgilio José, Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires Argentina, Martins Ferreira Filho Virgilio José and Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires Argentina. The Use of Fuzzy Mathematics of Finance: Risk Evaluation in Petroleum Development. Dallas, Texas: Society of Petroleum Engineers. 2001.