@article {FerGomComplexity2016,
author = {{Ferrer-i-Cancho}, Ramon and G\'{o}mez-Rodr\'{i}guez, Carlos},
title = {Crossings as a side effect of dependency lengths},
journal = {Complexity},
volume = {21},
number = {S2},
issn = {1099-0526},
url = {http://dx.doi.org/10.1002/cplx.21810},
doi = {10.1002/cplx.21810},
pages = {320--328},
keywords = {human language, dependency length, syntactic dependencies, projectivity},
year = {2016},
}