@inproceedings{RiedelCl09,
 author = {S. Riedel and J. Clarke},
 title = {Revisiting Optimal Decoding for Machine Translation IBM Model~4},
 booktitle = {Proceedings of the NAACL HLT 2009 Short Papers},
 pages = {},
 year = {2009},
 address = {Boulder,
 Colorado},
 URL = {http://l2r.cs.uiuc.edu/~danr/Papers/RiedelCl09.pdf},
 }