Local Lagrange interpolation using cubic C1 splines on type-4 cube partitions. - Michael A. Matt; Günther Nürnberger (J. Approx. Theory, 2010)

A Cr trivariate macro-element based on the Alfeld split of tetrahedra. - Ming-Jun Lai; Michael A. Matt (J. Approx. Theory, 2013)

A Cr trivariate macro-element based on the Worsey-Farin split of a tetrahedron. - Michael A. Matt (Numerische Mathematik, 2013)