@article{Wolf2021,
author = {Wolf, C. and Christmann, P. and Gummer, T. and Schnaudt, C. and Verhoeven, S.},
title= {Conducting general social surveys as self-administered mixed-mode surveys},
year = {2021},
doi = {10.1093/poq/nfab039},
volume = {85},
number = {2},
pages = {623‒648},
}