TY - JOUR T1 - Explaining party elite transformation: Institutional changes and insurgent politics AU - Petrocik, John R. AU - Marvick, Dwaine PY - 1983 SP - 345 EP - 363 JO - Western Political Quarterly VL - 36 IS - 3 SN - 0043-4078 UR - http://www.jstor.org/stable/448395 ER -