@book{2022,
url = {https://doi.org/10.3790/9783428459698},
title = {Beiträge zur Bevölkerungsökonomie},
title = {},
author = {},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428459698},
isbn = {9783428459698},
year = {1986},
lastchecked = {2022}
}