TY - JOUR T1 - Negative Campaign Advertising: Demobilizer or Mobilizer? AU - Wattenberg, Martin P. AU - Brians, Craig Leonard PY - 1999 SP - 891 EP - 899 JO - American Political Science Review VL - 93 IS - 4 SN - 0003-0554 UR - http://www.jstor.org/stable/2586119 ER -