<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Huang, Z., Xu, W., & Yu, K. (2015)</hi>: <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic">Bidirectional LSTM-CRF models for sequence tagging.</hi> arXiv preprint arXiv:1508.01991.