@article {34854,
	title = {Geometric non-linear hexahedral elements with rotational DOFs},
	journal = {Computational Mechanics},
	volume = {57},
	year = {2016},
	pages = {37{\textendash}53},
	url = {http://link.springer.com/article/10.1007/s00466-015-1220-8},
	author = {Meftah K., Zouari W., Sedira L., Ayad R.}
}
