?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=R.A.&rft.au=T.+Listyani%2C+R.A.&rft.aulast=T.+Listyani&rft.title=GEOMORPHOLOGICAL+RESPONSE+VARIABLE+OF+UPSTREAM+OF+PROGO+DRAINAGE+AREA&rft.date=20+November+2014&rft.genre=proceeding