TY  - JOUR 
T1  - Letter from the editor-in-chief
JO  - Journal of the Brazilian Computer Society
A1  - Oliveira, Maria Cristina Ferreira de
SN  - 0104-6500
UL  - 10.1007/BF03194497
VL  - 15 
Y1  - 2009
PB  - Brasil 
ER  -