TY  - SER
AU  - Wagner,Claas
AU  - Ramsey,Charles A.
TI  - A systematic approach to representative sampling-sampling quality criteria, material properties, theory of sampling
N1  - YS2016 M08
Sources  - Journal of AOAC International
Sources  - 98 (2) 2015 : 264
ISSN  - 1060-3271
ER  -