Sven Beuchler, Veronika Pillwein, Sabine Zaglmayr,
"Sparsity optimized high order finite element functions for H(div) on simplices"
, in Numerische Mathematik, Vol. 122, Nummer 2, Seite(n) 197-225, 2012, ISSN: 0029-599X
Original Titel:
Sparsity optimized high order finite element functions for H(div) on simplices