@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}}
}