Sven Beuchler, Veronika Pillwein, Sabine Zaglmayr,
"Sparsity optimized high order finite element functions for H(div) on simplices"
, Serie DK Report Series, Nummer 2010-04, DK Comp. Math, Altenberger Str. 69, 4040 Linz, Austria, 1-2010
Original Titel:
Sparsity optimized high order finite element functions for H(div) on simplices