@article{chernikov2011multitissue_qocza===,
  title = {{Multi-Tissue Tetrahedral Image-to-Mesh Conversion with Guaranteed Quality and Fidelity}},
  author = {Andrey Chernikov and Nikos Chrisochoides . Published in SIAM Journal on Scientific Computing Volume 33 No. 6 pages 3491 -- 3508 2011},
  year = {2011},
}