TY  - JOUR 
T1  - Hyperparasitism by helminths: new records of cestodes and nematodes in proteocephalid cestodes from South American siluriform fishes
JO  - Memórias do Instituto Oswaldo Cruz
A1  - Rego, Amilcar Arandas
A1  - Gibson, David I.
SN  - 0074-0276
UL  - 10.1590/S0074-02761989000300012
VL  - 84 
Y1  - 1989
PB  - Brasil 
ER  -