TY  - JOUR
A1  - Handcock, M.S.
A1  - Gile, K.J. 
T1  - Comment: On the concept of snowball sampling
Y1  - 2011
DO  - 10.1111/j.1467-9531.2011.01243.x
JF  - Sociological Methodology
VL  - 41
IS  - 1

ER  -