?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=FIRLI+ROZA+NUR+RAKHMAN%2C+NIM.+11630005&rft.aulast=FIRLI+ROZA+NUR+RAKHMAN&rft.aufirst=NIM.+11630005&rft.degree=Skripsi&rft.date=2+September+2016&rft.title=SINTESIS+ZEOLIT+DARI+ABU+DASAR+BATU+BARA+TERMODIFIKASI+LIGAN+DITIZON+SEBAGAI+ADSORBEN+LOGAM+BERAT+FE&rft.inst=UIN+SUNAN+KALIJAGA+YOGYAKARTA&rft.tpages=105