1.
Cir. Urug
;
59(3/4): 99-102, mayo-ago.1989. ilus
Article
in Spanish
| LILACS
| ID: lil-111401
2.
Cir. Urug
;
56(2/3): 96-106, mar.-jun. 1986. ilus
Article
in Spanish
| LILACS
| ID: lil-85119