Zillmann, DoreenDoreenZillmannSchmitz, AndreasAndreasSchmitzSkopek, JanJanSkopekBlossfeld, Hans-PeterHans-PeterBlossfeld2019-09-192013-07-1620130033-51771573-7845https://fis.uni-bamberg.de/handle/uniba/1791Published online: 04 June 2013engSurvey Topic and Unit Nonresponse: Evidence from an Online Survey on Matingarticle10.1007/s11135-013-9880-yhttp://link.springer.com/content/pdf/10.1007%2Fs11135-013-9880-y.pdf