@inproceedings{Ma:2011:DET,
 author = {Chongyang Ma and Li-Yi Wei and Xin Tong},
 title = {Discrete Element Textures},
 booktitle = {SIGGRAPH 2011},
 year = {2011}, 
 pages = {62:1--10},
}

@article{Ma:2011:DET,
 author = {Chongyang Ma and Li-Yi Wei and Xin Tong},
 title = {Discrete Element Textures},
 journal = {ACM Transactions on Graphics},
 volume = {30},
 number = {4},
 year = {2011},
 pages = {62:1--10},
}