@Article{	  Beuchler.Pillwein:2007,
  author	= {S. Beuchler and V. Pillwein},
  title		= {Shape functions for tetrahedral $p$-FEM using integrated
		  {J}acobi polynomials},
  journal	= {Computing},
  year		= {2007},
  optkey	= {},
  volume	= {80},
  optnumber	= {},
  pages		= {345-375},
  optmonth	= {},
  optnote	= {},
  optannote	= {}
}