BibTex format
@article{Phunpeng:2015:10.1016/j.finel.2014.11.002,
author = {Phunpeng, V and Baiz, PM},
doi = {10.1016/j.finel.2014.11.002},
journal = {FINITE ELEMENTS IN ANALYSIS AND DESIGN},
pages = {23--40},
title = {Mixed finite element formulations for strain-gradient elasticity problems using the FEniCS environment},
url = {http://dx.doi.org/10.1016/j.finel.2014.11.002},
volume = {96},
year = {2015}
}