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Author Login Editor-in-Chief Peer Review Editor Work Office Work
Author Login Editor-in-Chief Peer Review Editor Work Office Work
Intelligent E-learning Charging System Based on Multi-layer Architecture
LAN Li-na; GOU Xue-rong
Computer Engineering . 2007, (21): 42 -44 .  DOI: 10.3969/j.issn.1000-3428.2007.21.015

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