Schellhase, Christian, and Kuhlenkasper, Torben. 2017. “Semi-parametric Estimation of Income Mobility with D-vines using Bivariate Penalized Splines”. AStA Wirtschafts- und Sozialstatistisches Archiv 11 (2): 107-134.
Kauermann, Göran, and Schellhase, Christian. 2014. “Flexible Pair-Copula Estimation in D-vines with Penalized Splines”. Statistics and Computing 24 (6): 1081-1100.
Schellhase, Christian, and Kauermann, Göran. 2012. “Density estimation and comparison with a penalized mixture approach”. Computational Statistics 27 (4): 757-777.