?url_ver=Z39.88-2004&rft_id=10.13189%2Fujme.2019.070202&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Al-Waked%2C+R.F.&rft.aulast=Al-Waked&rft.aufirst=R.F.&rft.date=2019&rft.issn=23323353&rft.title=Universal+Journal+of+Mechanical+Engineering&rft.atitle=Air+to+air+energy+recovery+from+HVAC+systems+under+different+membrane+materials&rft.pages=37-49&rft.volume=7&rft.issue=2&rft.genre=article