P. A. Rosales

The preliminary results of the measurements of environmental levels of 40K and 137Cs in Venezuela

J. J. LaBrecque, P. A. Rosales, O. Carías · Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment · 1992 · 20 citations

Environmental Monitoring, Engineering, Environmental Geochemistry +9

Simultaneous determination of lanthanides by radioisotope x-ray fluorescence spectrometry based on characteristic K-radiation

J. J. LaBrecque, P. A. Rosales, G. Mejías · Analytica Chimica Acta · 1986 · 13 citations

X-ray Spectroscopy, Engineering, Atomic Emission Spectroscopy +10

Provenance Study of Venezuelan Pre-Columbian Ceramics Employing Radioisotope X-Ray Fluorescence

J. J. LaBrecque, J. E. Vaz, Kay Tarble et al. · Applied Spectroscopy · 1988 · 12 citations

Engineering, Trace Element Geochemistry, Archaeology +21

A simple radioisotope X-ray fluorescence method for provenance studies of archaeological ceramics employing principal component analysis

J. J. LaBrecque, J. E. Vaz, José María Cruxent et al. · Spectrochimica Acta Part B Atomic Spectroscopy · 1998 · 12 citations

X-ray Spectroscopy, Engineering, Ceramic Analysis +11

Anomalously high values of cesium-137 in soils on the Península de Paraguana (Venezuela)

J. J. LaBrecque, P. A. Rosales, P. R. Cordoves · Journal of Radioanalytical and Nuclear Chemistry · 2001 · 10 citations