?url_ver=Z39.88-2004&rft_id=http%3A%2F%2Fdx.doi.org%2F10.5367%2Foa.2011.0059&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=P.S.&rft.au=Birthal%2C+P.S.&rft.aulast=Birthal&rft.atitle=Potential+benefits+from+the+adoption+of+new+groundnut+varieties+in+northern+Vietnam%3A+An+ex+ante+assessment&rft.title=Outlook+on+Agriculture&rft.date=2011&rft.volume=40&rft.pages=351-357&rft.issue=4&rft.genre=article