@article{P104.035,
author={Van De Ville, Dimitri and Blu, Thierry and Unser, Michael and Philips, Wilfried and Lemahieu, Ignace and Van de Walle, Rik},
title={Hex-Splines: a novel Spline Family for Hexagonal Lattices},
journal={IEEE Transactions on Image Processing},
year={2004},
month={6},
volume={13},
number={6},
pages={758-772},
}