1.
Correo poblac
; 12(1): 10-14, mar. 2004.
Article
in Spanish
| LILACS
| ID: lil-361083
2.
Correo poblac
; 11(4): 10-15, dic. 2003. tab
Article
in Spanish
| LILACS
| ID: lil-355051
3.
Correo poblac
; 10(2): 10-14, jun. 2002. tab
Article
in Spanish
| LILACS
| ID: lil-317880
4.
Correo poblac
; 10(1): 16-21, mar. 2002.
Article
in Spanish
| LILACS
| ID: lil-311126
5.
Quito; CEPAR; ago. 1992. 52 p. ilus, tab.
Monography
in Spanish
| LILACS
| ID: lil-357615
6.
Quito; Graficas Aviles; sept. 1991. 39 p. tab.
Monography
in Spanish
| LILACS
| ID: lil-369531
7.
Quito; Iberia; ago. 1991. 97 p. tab.
Monography
in Spanish
| LILACS
| ID: lil-369532