1.
Cir. Urug
;
60(1/3): 15-6, 1990.
Article
in Spanish
| LILACS
| ID: lil-107016
2.
Cir. Urug
;
56(2/3): 171-4, mar.-jun. 1986.
Article
in Spanish
| LILACS
| ID: lil-85134