@article{Jäger+2021+302+304,
url = {https://doi.org/10.9785/afp-2021-520407},
title = {Stand: 1.8.2021},
title = {},
author = {Martin Jäger},
pages = {302--304},
volume = {52},
number = {4},
journal = {AfP},
doi = {doi:10.9785/afp-2021-520407},
year = {2021},
lastchecked = {2026-05-02}
}