TY  - JOUR
A1  - Groves, R.M.
A1  - Peytcheva, E. 
T1  - The impact of nonresponse rates on nonresponse bias
Y1  - 2008
DO  - 10.1093/poq/nfn011
JF  - Public Opinion Quarterly 
VL  - 72
IS  - 2

ER  -