author= {Martin, S.C. and Liermann, J. and Ney, H.},
title= {Algorithms for Bigram and Trigram Word Clustering},
booktitle= {European Conference on Speech Communication and Technology},
year= 1995,
pages= {1253-1256},
address= {Madrid, Spain},
month= sep,
pdf = {https://www-i6.informatik.rwth-aachen.de/publications/downloader.php?id=187&row=pdf},
ps = {https://www-i6.informatik.rwth-aachen.de/publications/downloader.php?id=187&row=ps}