TY  - JOUR
A1  - Kuha, J.
A1  - Butt, S.
A1  - Katsikatsou, M.
A1  - Skinner, C.J.
T1  - The effect of probing “don’t know” responses on measurement quality and nonresponse in surveys
Y1  - 2018
DO  - 10.1080/01621459.2017.1323640
VL  - 113
IS  - 521

ER  -