Bilgrau, A. E., Eriksen, P. S., Rasmussen, J. G., Johnsen, H. E., Dybkaer, K., & Boegsted, M. (2016). GMCM: Unsupervised Clustering and Meta-Analysis Using Gaussian Mixture Copula Models. Journal of Statistical Software, 70(2), 1–23. https://doi.org/10.18637/jss.v070.i02