TY  - JOUR
T1  - Incumbent vulnerability and challenger emergence in Senate electins
AU  - Adams, Greg D.
AU  - Squire, Peverill
PY  - 1997
DO  - 10.1023/A:1024853907894
SP  - 97
EP  - 111
JO  - Political Behavior
VL  - 19
IS  - 2
SN  - 0190-9320
ER  -