?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=A+B&rft.au=Mohamed%2C+A+B&rft.aulast=Mohamed&rft.atitle=Impact+of+climate+change+on+agricultural+production+in+the+Sahel+%E2%80%93+Part+1.+Methodological+approach+and+case+study+for+millet+in+Niger&rft.title=Climatic+Change&rft.issn=0165-0009&rft.date=2002&rft.volume=54&rft.pages=327-348&rft.issue=3&rft.genre=article