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Problems and prospects of the chemical industries in the less developed countries : Case histories. A Symposium at the 158. Meeting of the American Chemical Society, New York, N.Y., 8.-11.9.1969
Beredjick, N., (1970)
3. Pólo Petroquímico : uma conquista do Rio Grande do Sul
(1976)
Petrochemical industry of Brazil
Fujita, Minoru, (1977)