?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Dang%2C+Duc+Hanh&rft.aulast=Dang&rft.aufirst=Duc+Hanh&rft.issue=1&rft.volume=32&rft.date=2016&rft.issn=0866-8612&rft.atitle=An+OCL-based+Framework+for+Model+Transformations&rft.title=VNU+Journal+of+Computer+Science+and+Communication+Engineering&rft.pages=42-57&rft.genre=article