?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Sirin&rft.au=Sirin%2C+Ilker&rft.aufirst=Ilker&rft.date=2010&rft.title=Population+Ageing+with+Different+Measures+and+Its+Influences+on+Pension+Age+in+Turkey&rft.degree=Master