World Institute for Engineering and Technology Education (WIETE) Posted on October 16, 2014 by SCG DR Copyright Holders: World Institute for Engineering and Technology Education (WIETE) Self-archiving policy Conditions Accepted version: X Published version: √ Remarks: In response to our message, the editor is pleased to advise that DR-NTU can archive only published versions of the articles, which are available at the journal’s site on internet. (verified by Guang Ying via email) Verification Date: 16.10.2014