id: 70919699 dt: a an: 70919699 au: Carmel, David; Shtalhaim, Menachem; Soffer, Aya ti: Eresponder: electronic question responder so: CoopIS, 150-161 (2000). py: 2000 pu: la: EN cc: ut: ci: li: doi:10.1007/10722620_16