Hofer, H., Winter-Ebmer, R. Longitudinal Data from Social Security Records in Austria. Journal of Contextual Economics – Schmollers Jahrbuch, 123(4), 587-591. https://doi.org/10.3790/schm.123.4.587
Hofer, Helmut and Winter-Ebmer, Rudolf "Longitudinal Data from Social Security Records in Austria" Journal of Contextual Economics – Schmollers Jahrbuch 123.4, 2003, 587-591. https://doi.org/10.3790/schm.123.4.587
Hofer, Helmut/Winter-Ebmer, Rudolf (2003): Longitudinal Data from Social Security Records in Austria, in: Journal of Contextual Economics – Schmollers Jahrbuch, vol. 123, iss. 4, 587-591, [online] https://doi.org/10.3790/schm.123.4.587