@misc{RDC of the Federal Statistical Office and Statistical Offices of the Länder1991–2021,
author = {RDC of the Federal Statistical Office and Statistical Offices of the Länder},
title= {Microcensus, Scientific Use File (SUF)},
year = {1991–2021},
doi = {10.21242/12211.1991.00.00.3.1.0},
}