R. A. Petta

Geogenic and anthropogenic lead isotope signatures in the urban environment of Natal (NE-Brazil)

S. Sindern, H. Oskierski, R. F. S. Lima, 2009 .

DESERTIFICATION STUDIES IN THE BRAZILIAN NORTHEASTERN AREAS WITH GIS DATABASE

R. A. Petta, T. Ohara, Cleyber Nascimento de Medeiros, 2005 .

Influence of mining activity on the downstream sediments of scheelite mines in Currais Novos (NE Brazil)

S. Sindern, R. A. Petta, T. Campos, 2014, Environmental Earth Sciences.

THE SÃO VICENTE-CAICÓ MASSIF, NORTHEAST BRAZIL: EXAMPLE OF AN EARLY PROTEROZOIC GNEISSIC-MIGMATITIC SUITE WITH FEATURES OF MODERN CALC-ALKALINE I (CORDILLERAN)-TYPE MAGMATISM

E. Dantas, E. Wernick, R. A. Petta, 1998 .

Water mutagenic potential assessment on a semiarid aquatic ecosystem under influence of heavy metals and natural radioactivity using micronuclei test

S. R. Batistuzzo de Medeiros, J. Navoni, R. A. Petta, 2016, Environmental Science and Pollution Research.

Mutagenic potential assessment associated with human exposure to natural radioactivity.

M. F. de Oliveira Galvão, V. S. do Amaral, J. Navoni, 2017, Chemosphere.

Magmatic Epidote and Amphibole from the Rio Espinharas Hybrid Complex, Northeastern Brazil

F. Meyer, L. Nardi, A. Neiva, 2005 .

Assessing Homogeneity and Climate Variability of Temperature and Precipitation Series in the Capitals of North-Eastern Brazil

J. Matschullat, S. Hänsel, R. A. Petta, 2016, Front. Earth Sci..

Metadata Interpretation Driven Development pdf

Samuel Xavier de Souza, Júlio G. S. F. da Costa, Reinaldo A. Petta, 2021, ArXiv.