@article{Hemberger_2013,
   title={Dynamical excision boundaries in spectral evolutions of binary black hole spacetimes},
   volume={30},
   ISSN={1361-6382},
   url={http://dx.doi.org/10.1088/0264-9381/30/11/115001},
   DOI={10.1088/0264-9381/30/11/115001},
   number={11},
   journal={Classical and Quantum Gravity},
   publisher={IOP Publishing},
   author={Hemberger, Daniel A and Scheel, Mark A and Kidder, Lawrence E and Szilágyi, Béla and Lovelace, Geoffrey and Taylor, Nicholas W and Teukolsky, Saul A},
   year={2013},
   month=apr, pages={115001} }

@article{Hannam_2008,
   title={Wormholes and trumpets: Schwarzschild spacetime for the moving-puncture generation},
   volume={78},
   ISSN={1550-2368},
   url={http://dx.doi.org/10.1103/PhysRevD.78.064020},
   DOI={10.1103/physrevd.78.064020},
   number={6},
   journal={Physical Review D},
   publisher={American Physical Society (APS)},
   author={Hannam, Mark and Husa, Sascha and Ohme, Frank and Brügmann, Bernd and Ó Murchadha, Niall},
   year={2008},
   month=sep }