BATISTA, Maria Salete. (BrasilCentro de Formação de Professores - CFPUFCGUniversidade Federal de Campina Grande, 1995)
Report of field studies carried out on January 6 and 7, 1995, in the national parks of Sete Cidades and Ubajara, an in-depth study of its rock formations, its origin in tectonic history, rainfall - differential erosion, ...