Debbabi, I., 		Sendi, Z., & 		BelHadjSalah, H.
(2017).
 A comparison between the improved element-free Galerkin method and the element-free Galerkin method for 2D potential and elasticity problems.
<em>Computer Assisted Methods In Engineering And Science, 23</em>(2-3), 87–107.
doi:10.24423/cames.166