@article{articleb492202b,
title   = {Pyroclastic breccias and related deposits of the Poços De Caldas Alkaline Complex, MG/SP, SE-Brazil},
author = {Alves, Artur D. and Schorscher, Johann Hans Daniel and Rocha-Campos, A. C.},
year = {2002},
doi = {10.1590/s0001-37652002000300016},
journal   = {Anais da Academia Brasileira de Ciências}
}