TY  - JOUR 
T1  - Invasions by Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae) in the Western Hemisphere: implications for South America
JO  - Neotropical Entomology
A1  - Koch, Robert L.
A1  - Venette, Robert C.
A1  - Hutchison, William D.
SN  - 1519-566X
UL  - 10.1590/S1519-566X2006000400001
VL  - 35 
Y1  - 2006
PB  - Brasil 
ER  -