Estimating causal effects from multiple-baseline studies: implications for design and analysis
Psychological Methods (2014) - Comment
pubmed: 24933294  doi: 10.1037/a0037038  issn: 1939-1463  issn: 1082-989x 

John M. Ferron, Mariola Moeyaert, Wim Van Den Noortgate, S. Natasha Beretvas