To cite WebSEM, please use the following language:
The data analysis was conducted using WebSEM (Zhang & Yuan, 2012-2015). WebSEM is online SEM software that conducts SEM analysis through R packages lavaan (Rosseel, 2012), rsem (Yuan & Zhang, 2012), and bmem (Zhang & Wang, 2013).
References:
Rosseel, Y. (2012). lavaan: An R Package for Structural Equation Modeling. Journal of Statistical Software, 48(2), 1-36. URL http://www.jstatsoft.org/v48/i02/
Yuan, K.-H., & Zhang, Z. (2012). Robust Structural Equation Modeling with Missing Data and Auxiliary Variables. Psychometrika, 77(4), 803-826.
Zhang, Z., & Wang, L. (2013). Methods for mediation analysis with missing data. Psychometrika, 78(1), 154-184.
Zhang, Z. & Yuan, K.-H. (2012-2015). WebSEM: Structural equation modeling online [Manual available at http://psychstat.org/websem]. Retrievable from https://websem.psychstat.org.