TY  - RPRT
TI  - Drawing directed graphs using quadratic programming.
AU  - Tim Dwyer
AU  - Yehuda Koren
AU  - Kim Marriott
DO  - 10.1109/tvcg.2006.67
UR  - https://pubmed.ncbi.nlm.nih.gov/16805262/
ID  - 16805262
ER  -