TY  - JOUR 
T1  - Neuroptera of the Amazon Basin. Part 4. Sialidae
JO  - Acta Amazonica
A1  - Penny, Norman D
SN  - 0044-5967
UL  - 10.1590/1809-43921981114843
VL  - 11 
Y1  - 1981
PB  - Brasil 
ER  -