1.
Ciênc. cult. (Säo Paulo)
;
61(1): 27-30, 2009. ilus
Article
in Portuguese
| LILACS
| ID: lil-511726
2.
Ciênc. cult. (Säo Paulo)
;
61(1): 42-45, 2009.
Article
in Portuguese
| LILACS
| ID: lil-511729