?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Nuannin%2C+Paiboon&rft.aulast=Nuannin&rft.aufirst=Paiboon&rft.degree=PhD&rft.date=2006&rft.title=The+Potential+of+b-value+Variations+as+Earthquake+Precursors+for+Small+and+Large+Events&rft.inst=Uppsala+University%2C+SE-75236%2C+Uppsala%2C+Sweden