TY  - JOUR 
T1  - Structural chromosome polymorphism in a Pimelodus maculatus La Cepède, 1803 population (Siluriformes, Pimelodidae) from the Paranapanema River basin, PR, Brazil
JO  - Brazilian Journal of Biology
A1  - Mazzuchelli, J.
A1  - Swarça, AC.
A1  - Dias, AL.
SN  - 1519-6984
UL  - 10.1590/S1519-69842007000500018
VL  - 67 
Y1  - 2007
PB  - Brasil 
ER  -