APA

Armando S., Machado Filho Z. L., Petrobras, World Petroleum Congress (12th : 1987 26 abr/1 may : Houston), Machado Filho Z. L. & Petrobras.Low cost development of small offshore fields. : .

Chicago

Armando Salim, Machado Filho Zephyrino L, Petrobras, World Petroleum Congress (12th : 1987 26 abr/1 may : Houston), Machado Filho Zephyrino L and Petrobras.Low cost development of small offshore fields. : .

Harvard

Armando S., Machado Filho Z. L., Petrobras, World Petroleum Congress (12th : 1987 26 abr/1 may : Houston), Machado Filho Z. L. and Petrobras.Low cost development of small offshore fields. : .

MLA

Armando Salim, Machado Filho Zephyrino L, Petrobras, World Petroleum Congress (12th : 1987 26 abr/1 may : Houston), Machado Filho Zephyrino L and Petrobras.: . .