@inproceedings{kkklnrw-cttor-11,
 author = {Kao, Mong-Jen and Katz, Bastian and Krug, Marcus and Lee, D. T. and Nöllenburg, Martin and Rutter, Ignaz and Wagner, Dorothea},
 booktitle = {Canadian Conference on Computational Geometry (CCCG '11)},
 pages = {43--47},
 publisher = {University of Toronto},
 title = {Connecting Two Trees with Optimal Routing Cost},
 url = {http://www.cccg.ca/proceedings/2011/papers/paper35.pdf},
 year = {2011}
}