<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>13</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">谢新洲</style></author><author><style face="normal" font="default" size="100%">申宁</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">论信息系统效用及其影响因素</style></title><secondary-title><style face="normal" font="default" size="100%">情报理论与实践</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">information system;system model/TTF;TAM</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2003</style></year></dates><pages><style face="normal" font="default" size="100%">454-458</style></pages><isbn><style face="normal" font="default" size="100%">1000-7490</style></isbn><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">This paper views information systems in the perspective of users and suggests that the utility of information systems should be used as an important index to evaluate information systems.Based on a description of TTF theory and TAM model,this paper integrates and extends these two models to analyze the antecedent factors that have effects on the utility of information systems.</style></abstract><issue><style face="normal" font="default" size="100%">5</style></issue></record></records></xml>