| plavaan::approximate-invariance | Approximate Invariance with Penalized Estimation | HTML | source | R code | |
| plavaan::penalized-cat | Penalized Estimation with Ordinal Data and Multiple Groups | HTML | source | R code | |
| plavaan::penalized-fa | Penalized Estimation of Cross-Loadings and Unique Covariances | HTML | source | R code | |
| plavaan::standard-errors | Standard Errors | HTML | source | R code |