Yifan Xia, Gaofeng Wang, Yao Zheng, Tingwei Ji and Ching Y. Loh. (2018). Incorporation of NURBS Boundary Representation with an Unstructured Finite Volume Approximation.
Communications in Computational Physics. 24 (3).
791-809.
doi:10.4208/cicp.OA-2017-0162