@article{Liu:2011:GPQ:2070781.2024174,
 author = {Liu, Yang and Xu, Weiwei and Wang, Jun and Zhu, Lifeng and Guo, Baining and Chen, Falai and Wang, Guoping},
 title = {General planar quadrilateral mesh design using conjugate direction field},
 journal = {ACM Trans. Graph.},
 issue_date = {December 2011},
 volume = {30},
 number = {6},
 month = dec,
 year = {2011},
 issn = {0730-0301},
 pages = {140:1--140:10},
 articleno = {140},
 numpages = {10},
 url = {http://doi.acm.org/10.1145/2070781.2024174},
 doi = {10.1145/2070781.2024174},
 acmid = {2024174},
 publisher = {ACM},
 address = {New York, NY, USA},
 keywords = {architectural geometry, conjugate direction field, planar quadrilateral mesh},
} 

@inproceedings{Liu:2011:GPQ:2070752.2024174,
 author = {Liu, Yang and Xu, Weiwei and Wang, Jun and Zhu, Lifeng and Guo, Baining and Chen, Falai and Wang, Guoping},
 title = {General planar quadrilateral mesh design using conjugate direction field},
 booktitle = {Proceedings of the 2011 SIGGRAPH Asia Conference},
 series = {SA '11},
 year = {2011},
 isbn = {978-1-4503-0807-6},
 location = {Hong Kong, China},
 pages = {140:1--140:10},
 articleno = {140},
 numpages = {10},
 url = {http://doi.acm.org/10.1145/2024156.2024174},
 doi = {10.1145/2024156.2024174},
 acmid = {2024174},
 publisher = {ACM},
 address = {New York, NY, USA},
 keywords = {architectural geometry, conjugate direction field, planar quadrilateral mesh},
}