License granted by Aminah Ayu null (aminah@comp.nus.edu.sg) on 2006-09-12 (GMT):

The author grants the NUS Academic Research Repository an irrevocable 
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make multiple copies for purposes of security, back-up and preservation
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Author warrants that the submission is original work, and that author has the 
right to grant the rights contained in this license. Author also represents 
that the submission does not, to the best of his or her knowledge, infringe 
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NUS agrees that the university will clearly identify author's name(s) as the 
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