@article{Ortmann+2014+139+145, url = {https://doi.org/10.3790/sfo.63.6.139}, title = {Kostentransparenz in der privaten Altersvorsorge}, title = {}, author = {Karl Michael Ortmann}, pages = {139--145}, volume = {63}, number = {6}, journal = {Sozialer Fortschritt}, doi = {doi:10.3790/sfo.63.6.139}, year = {2014}, lastchecked = {2014-06-01} }