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*Shi, D., Tong, X., & *Meyer, M. J. (2019). ALMOND: An R package for the robust Bayesian two-stage causal modeling with nonnormal and missing data.  Available at https://github.com/dingjshi/ALMOND/.

Tong, X., & Zhang, Z. (2016). gcmdiag: An R package to identify multivariate outlying observations in growth curve modeling.  Available at https://rdrr.io/rforge/gcmdiag/man/gcmdiag.html.  

Zhang, Z. & Tong, X. (2011). Online software of distribution diagnostics for robust growth curve models.  Available at http://nd.psychstat.org/research/mbr2012.

Zhang, Z., Tong, X., & Lu, Z. (2010). Online software for Bayesian estimation of robust growth curve models using Student's t distribution.  Available at http://webstats.psychstat.org/semrgcm.