@inproceedings{inproceedingse66c012a,
title   = {Tentative correlation of the main Precambrian lithostratigraphic units from the coastal regions of Angola and Brazil},
author = {Carvalho, Heitor and Sadowski, Georg Robert},
year = {1988},
publisher = {Instituto de Geociencias},
booktitle   = {International Gondwana Symposium}
}