Andrea L. Kavanaugh Manuel A. Pérez-Quiñones Dan Dunlap Philip L. Isenhour Modeling online participation in local governance. 408-409 2006 conf/dgo/2006 DG.O http://doi.acm.org/10.1145/1146598.1146725 db/conf/dgo/dgo2006.html#KavanaughPDI06