Hits 1-2 within 2 documents
Quality in unimode and mixed-mode designs: a multitrait-multimethod approach [journal article]
Source: Survey Research Methods, 4 (2010) 3. p.151-164
The impact of incentives and interview methods on response quantity and quality in diary- and booklet-based surveys [journal article]
Source: Survey Research Methods, 4 (2010) 2. p.91-101