BibTex format
@article{Zhuang:2012:10.1016/j.enganabound.2011.06.011,
author = {Zhuang, X and Heaney, C and Augarde, C},
doi = {10.1016/j.enganabound.2011.06.011},
journal = {ENGINEERING ANALYSIS WITH BOUNDARY ELEMENTS},
pages = {351--360},
title = {On error control in the element-free Galerkin method},
url = {http://dx.doi.org/10.1016/j.enganabound.2011.06.011},
volume = {36},
year = {2012}
}