TY  - BOOK
AU  - Viana,Aniceto dos Reis Gonçalves
TI  - Bases da ortografia portuguesa
AV  - PC 
PY  - 2005///
PB  - Project Gutenberg
KW  - Portuguese language -- Orthography and spelling
N1  - Public domain in the USA; Electronic text
UR  - http://www.gutenberg.org/ebooks/15047
ER  -