@book{bookdda77dd2,
title   = {Manual técnico de geologia},
author = {Araújo, Jaime Franklin Vidal and Bezerra, Pedro Edson Leal and Lima, Mário Ivan Cardoso de and Kaul, Pedro Francisco Teixeira and Rocha, Roberval Matos and Siga Júnior, Oswaldo and Gonzalez, Sidney Ribeiro},
year = {1998},
publisher = {IBGE}
}