?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=N.A.&rft.au=Conkova%2C+N.A.&rft.aulast=Conkova&rft.title=Depopulation+and+Ageing+in+Rural+Bulgaria%3A+A+Case+Study+of+the+Village+Bania&rft.date=2012&rft.degree=Master