Extended isogeometric analysis for strong and weak discontinuities. Udine course notes. 

http://ie.archive.ubuntu.com/disk1/disk1/download.sourceforge.net/pub/sourceforge/c/cm/cmcodes/xiga-udine.pdf

Review on IGA http://orbilu.uni.lu/handle/10993/21428
Nguyen Vinh Phu

Stephane Bordas