@inbook {Simula.simula.1070,
	title = {Common and Unusual Finite Elements},
	booktitle = {Automated Solution of Differential Equations by the Finite Element Method},
	series = {Lecture Notes in Computational Science and Engineering},
	volume = {84},
	year = {2012},
	pages = {91-116},
	publisher = {Springer},
	organization = {Springer},
	chapter = {3},
	isbn = {978-3-642-23098-1},
	author = {Robert C. {Kirby} and Logg, Anders and Marie E. {Rognes} and Andy R. {Terrel}},
	editor = {Logg, Anders and Mardal, Kent-Andre and Garth N. {Wells}}
}
@inbook {Simula.simula.1082,
	title = {Discrete Optimization of Finite Element Matrix Evaluation},
	booktitle = {Automated Solution of Differential Equations by the Finite Element Method},
	series = {Lecture Notes in Computational Science and Engineering},
	volume = {84},
	year = {2012},
	pages = {161-168},
	publisher = {Springer},
	organization = {Springer},
	chapter = {9},
	isbn = {978-3-642-23098-1},
	author = {Robert C. {Kirby} and Matthew G. {Knepley} and Logg, Anders and Scott, Ridgway and Andy R. {Terrel}},
	editor = {Logg, Anders and Mardal, Kent-Andre and Garth N. {Wells}}
}
@article {Logg.2006.3,
	title = {Topological Optimization of the Evaluation of Finite Element Matrices},
	journal = {SIAM J. Sci. Comput.},
	volume = {28},
	number = {1},
	year = {2006},
	pages = {224-240},
	author = {Robert C. {Kirby} and Logg, Anders and Scott, Ridgway and Andy R. {Terrel}}
}
@techreport {Logg.2005.3,
	title = {Topological Optimization of the Evaluation of Finite Element Matrices},
	number = {2005-06},
	year = {2005},
	publisher = {Chalmers Finite Element Center},
	author = {Robert C. {Kirby} and Logg, Anders and Scott, Ridgway and Andy R. {Terrel}}
}
