@Article{	  SvenGross06b,
  author	= {{Gro\ss}, S. and Reusken, A.},
  title		= {An extended pressure finite element space for two-phase
		  incompressible flows with surface tension},
  journal	= {J. Comput. Phys.},
  volume	= {224},
  pages		= {40--58},
  year		= {2007},
  pdf		= {http://wissrech.ins.uni-bonn.de/research/pub/gross/IGPM264.pdf}
		  
}