Decomposing person and occasion-specific effects: an extension of latent state-trait (LSI) theory to hierarchical LST models
Psychological Methods (2004) - Comment
pubmed: 15137889  doi: 10.1037/1082-989x.9.2.198  issn: 1082-989x  issn: 1939-1463 

Karin Schermelleh-Engel, Nina Keith, Helfried Moosbrugger, Volker Hodapp