Nivre, Joakim, Mitchell Abrams, ?eljko Agi?, Lars Ahrenberg, Lene Antonsen, Maria Jesus Aranzabe, Gashaw Arutie, Masayuki Asahara, Luma Ateyah, Mohammed Attia et al. Universal Dependencies 2.2., 2018.

Nivre, Joakim, ?eljko Agi?, Lars Ahrenberg, Lene Antonsen, Maria Jesus Aranzabe, Masayuki Asahara, Luma Ateyah, Mohammed Attia, Aitziber Atutxa, Liesbeth Augustinus et al. Universal Dependencies 2.1., 2017.

Seddah, Djamé, Reut Tsarfaty, Sandra Kübler, Marie Candito, Jinho Choi, Richárd Farkas, Jennifer Foster, Iakes Goenaga, Koldo Gojenola Galletebeitia, Yoav Goldberg et al. {Overview of the SPMRL 2013 Shared Task: A Cross-Framework Evaluation of Parsing Morphologically Rich Languages} In {Proceedings of the Fourth Workshop on Statistical Parsing of Morphologically-Rich Languages}. Seattle, Washington, United States: {Association for Computational Linguistics}, 2013.