@inproceedings{dob-las-87-dim3,
  author = {David P. Dobkin and Michel J. Laszlo},
  title = {Primitives for the Manipulations of Three-Dimensional Subdivisions},
  booktitle = {Proc. 3rd {ACM} Symp. on Comp. Geometry},
  pages = {86--99},
  year = 1987,
  month = jun,
  publisher = {ACM Press}
}