?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Woldemichael%2C+D.E.&rft.aulast=Woldemichael&rft.aufirst=D.E.&rft.title=ARPN+Journal+of+Engineering+and+Applied+Sciences&rft.date=2016&rft.issue=24&rft.volume=11&rft.issn=18196608&rft.atitle=Optimization+of+pressure+vessel+design+using+pyopt&rft.pages=14264-14268&rft.genre=article