TY  - JOUR
A1  - Groves, Robert M.
T1  - Nonresponse rates and nonresponse bias in household surveys
Y1  - 2006
DO  - 10.1093/poq/nfl033
JF  - The Public Opinion Quarterly
VL  - 70
IS  - 5
SP  - 646
EP  - -675

ER  -