?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=K.C.&rft.au=Ehmann%2C+K.C.&rft.aulast=Ehmann&rft.degree=Master&rft.title=Maternal+Employment+and+Statutory+Retirement+Age+for+their+Parents%3A+An+Analysis+Across+15+European+Countries&rft.date=2018