|
Effective Maintenance Organizations / / Randy Heisler --
|
2008
|
1
|
|
Effective Management and Utilization of Mobile Learning Based on Wireless Campus Network / / Shujie Du, Zhuan Zhou, Lanfang Liu, Ling Jiao and Bo Wu --
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2012
|
1
|
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Effective Manure Production of Fishpond Raised Ducks / / Laszlo Kiss and Ferenc Pekar --
|
1998
|
1
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