Rockwood N. Efficient likelihood estimation of generalized structural equation models with a mix of normal and nonnormal responses. Psychometrika. 2021 Jun;86(2):642-67. doi: 10.1007/s11336-021-09770
Rockwood NJ. Maximum likelihood estimation of multilevel structural equation models with random slopes for latent covariates. Psychometrika. 2020 Jun;85(2):275-300. doi: 10.1007/s11336-020-09702-9
Saigi N, Espelt A, Folch C, Sarasa-Renedo A, Castellano Y, Majo X, Merono M, Brugal MT, Casabona J, REDAN Group. Differences in illegal drug consumption between native and immigrants in a large sample of injected drug users in Catalonia (Spain). Adicciones. 2014;26(1):69-76. doi: 10.20882/adicciones.136
Yung YF, Thissen D, McLeod LD. On the relationship between the higher-order factor model and the hierarchical factor model. Psychometrika. 1999 Jun;64:113-28.