Naeser, Charles W. Tertiary fission-track ages from the Bagua syncline (northern Peru): stratigraphic and tectonic implications - Oxford Pergamon 1991 - pp. 61-71 ISSN: 0895-9811 Subjects--Topical Terms: TERCIARIOTRAZAS DE FISION Subjects--Geographic Terms: ANDESBAGUAPERU Subjects--Index Terms: FORMACION BAGUA