TY  - JOUR 
T1  - <i>In situ</i> Chemical Analysis of Red Rock Art Pigments from Inhuma (Piauí, Brazil) Using pXRF and PCA
JO  - Journal of the Brazilian Chemical Society
A1  - Alves, Tetisuelma L.
A1  - Brito, Anna L. B. de
A1  - Barros, Wilkins O. de
A1  - Sousa, Alek A. C. de
A1  - Farias Filho, Benedito B.
SN  - 0103-5053
UL  - 10.21577/0103-5053.20260137
VL  - 37 
Y1  - 2026
PB  - Brasil 
ER  -