TY  - JOUR 
T1  - Seasonal distribution of airborne trace elements and water-soluble ions in São Paulo Megacity, Brazil
JO  - Journal of the Brazilian Chemical Society
A1  - Rocha, Gisele O. Da
A1  - Vasconcellos, Pérola C.
A1  - Ávila, Simone G.
A1  - Souza, Davi Z.
A1  - Reis, Eduardo A. O.
A1  - Oliveira, Pedro V.
A1  - Sanchez-Ccoyllo, Odon
SN  - 0103-5053
UL  - 10.1590/S0103-50532012005000062
VL  - 23 
Y1  - 2012
PB  - Brasil 
ER  -