urn:ddi:int.example:31e7f6dc-6299-4e23-99d1-88a51e1d3e0b:1 int.example 31e7f6dc-6299-4e23-99d1-88a51e1d3e0b 1 el-masri@dezim-institut.de Remote + En [3] CAWI email - Onlinefragebogen, Einladung per Email [3] CAWI email - online survey, invitation by email