TY - JOUR
JF - Data Analysis Using Regression and Multilevel/Hierarchical Models
DO - 10.1017/cbo9780511790942.005
DA - 2006-12-18
UR - https://www.deepdyve.com/lp/crossref/TBTvRCiZ0d
SP - 31
EP - 52
DP - DeepDyve
ER -