@article {35099,
	title = {Enrichment of Linear Hexahedral Finite Elements using Rotations of a Virtual Space Fiber},
	journal = {International Journal for Numerical Methods in Engineering},
	volume = {95},
	year = {2013},
	pages = {46{\textendash}70},
	url = {http://dx.doi.org/10.1002/nme.4500},
	author = {Ayad R., Zouari W. and Meftah K., Ben Zineb T., Benjeddou A.}
}
