TY  - JOUR 
T1  - Direct solid sampling by flame atomic absorption spectrometry: determination of manganese in coal samples
JO  - Journal of the Brazilian Chemical Society
A1  - Flores, Érico M. M.
A1  - Paniz, José Neri G.
A1  - Saidelles, Ana Paula F.
A1  - Barin, Juliano S.
A1  - Dressler, Valderi L.
A1  - Müller, Edson I.
A1  - Costa, Adilson B.
SN  - 0103-5053
UL  - 10.1590/S0103-50532004000200007
VL  - 15 
Y1  - 2004
PB  - Brasil 
ER  -