Powei Feng, Joe D. Warren. Discrete bi-Laplacians and biharmonic b-splines. ACM Trans. Graph., 31(4):115, 2012. [doi]
@article{FengW12-3,
title = {Discrete bi-Laplacians and biharmonic b-splines},
author = {Powei Feng and Joe D. Warren},
year = {2012},
doi = {10.1145/2185520.2185611},
url = {http://doi.acm.org/10.1145/2185520.2185611},
researchr = {https://researchr.org/publication/FengW12-3},
cites = {0},
citedby = {0},
journal = {ACM Trans. Graph.},
volume = {31},
number = {4},
pages = {115},
}