@inproceedings{Mue-IMR-97,
title = {High quality quadrilateral surface meshing without template restrictions: a new approach based on network flow techniques},
author = {Matthias M{\"u}ller-Hannemann},
booktitle = {Proc. 6th Int. Meshing Roundtable},
publisher = {Sandia Nat. Lab.},
pages = {293--307},
month = {Oct},
year = {1997}}