?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Tunio&rft.au=Tunio%2C+S.Q.&rft.aufirst=S.Q.&rft.atitle=A+critical+review+of+methane+trapping+mechanism+to+optimize+CBM+production&rft.pages=5248-5250&rft.issue=23&rft.volume=4&rft.issn=20407459&rft.date=2012&rft.title=Research+Journal+of+Applied+Sciences%2C+Engineering+and+Technology&rft.genre=article