@article{Koutschan16,
 author = {Christoph Koutschan},
 title = {Motion polynomials and planar linkages},
 journal = {ACM Communications in Computer Algebra},
 year = {2016},
 volume = {50},
 number = {3},
 pages = {109--112},
 doi = {10.1145/3015306.3015315},
 url = {http://www.koutschan.de/data/link/},
 isbn_issn = {ISSN 1932-2240},
}