TY  - JOUR 
T1  - Vocalizations of primary forest frog species in the Central Amazon.
JO  - Acta Amazonica
A1  - Zimmerman, Barbara L.
A1  - Bogart, James P.
SN  - 0044-5967
UL  - 10.1590/1809-43921984143519
VL  - 14 
Y1  - 1984
PB  - Brasil 
ER  -