?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=SITI+NURCHASANAH%2C+NIM.%3A+07610030&rft.aulast=SITI+NURCHASANAH&rft.aufirst=NIM.%3A+07610030&rft.degree=Skripsi&rft.date=15+September+2011&rft.title=MODEL+AUTOREGRESSIVE+CONDITIONAL+HETEROSCEDASTICITY+(ARCH)&rft.inst=UIN+Sunan+Kalijaga+Yogyakarta&rft.tpages=114