?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Maman+Abadi&rft.au=Agus%2C+Maman+Abadi&rft.aulast=Agus&rft.atitle=Designing+Fuzzy+Time+Series+Model+Using+Generalized+Wang%E2%80%99s+Method+and+Its+application+to+Forecasting+Interest+Rate+of+Bank+Indonesia+Certificate&rft.date=January+2009&rft.genre=article