To cite the GeoPDEs package, please use

    R. Vazquez
    A new design for the implementation of isogeometric analysis in Octave and Matlab: GeoPDEs 3.0
    Computers and Mathematics with Applications, 72(3):523-554, 2016.

    C. de Falco, A. Reali, and R. Vazquez.
    GeoPDEs: A research tool for isogeometric analysis of PDEs.
    Advances in Engineering Software, 42(12):1020-1034, 2011.

The BibTeX entries for LaTeX users are:

@article{geopdes3.0,
	Author = {R. V{\'a}zquez},
	Journal = {Computers and Mathematics with Applications},
	Number = {3},
	Pages = {523-554},
	Title = {A new design for the implementation of isogeometric analysis in {O}ctave and {M}atlab: Geo{PDE}s 3.0},
	Note = {To appear},
	Volume = {72},
	Year = {2016}}

@article{geopdes,
	Author = {C. de Falco and A. Reali and R. V{\'a}zquez},
	Journal = {Advances in Engineering Software},
	Number = {3},
	Pages = {1020-1034},
	Title = {Geo{PDE}s: A research tool for Isogeometric Analysis of {PDE}s},
	Volume = {42},
	Year = {2011}}
