Boletim técnico da Petrobrás.

Bibliographic Details
Corporate Author:	Petróleo Brasileiro, S.A
Format:	Journal
Language:	Portuguese
Published:	Rio de Janeiro. [publisher not identified] ;
Subjects:	Petroleum engineering > Periodicals. Petroleum industry and trade > Brazil > Periodicals.
Online Availability:

Description
Published:	v. 1- Oct. 1957-
Item Description:	Description based on volume 32, number1/2 (janeiro/julho 1989)-.
Physical Description:	volumes : illustrations ; 31 cm.
Publication Frequency:	Quarterly v. 32, no. 1/2 Jan./July 1989-
ISSN:	0006-6117