?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=0717031019%2C+ALES+WANDA+S&rft.aulast=0717031019&rft.aufirst=ALES+WANDA+S&rft.date=4+Maret+2012&rft.atitle=LIMIT+DAN+DERIVATIF+FUNGSI+%E2%80%93+FUNGSI+BERNILAI+VEKTOR&rft.title=Digital+Library&rft.genre=article