@article{degkn-dtwparpa-12,
 author = {Duncan, Christian A. and Eppstein, David and Goodrich, Michael T. and Kobourov, Stephen G. and Nöllenburg, Martin},
 doi = {10.1007/s00454-012-9472-y},
 journal = {Discrete and Computational Geometry},
 number = {2},
 pages = {157--182},
 title = {Drawing Trees with Perfect Angular Resolution and Polynomial Area},
 volume = {49},
 year = {2013}
}