@article{Gummer2020,
author = {Gummer, T. and Schmiedeberg, C. and Bujard, M. and Christmann, P. and Hank, K. and Kunz, T. and Lück, D. and Neyer, F.J.},
title= {The impact of COVID-19 on fieldwork efforts and planning in pairfam and FReDA-GGS},
year = {2020},
doi = {10.18148/srm/2020.v14i2.7740},
volume = {14},
number = {2},
pages = {223‒227},
}