@incollection{Zhou07, author = {Imed Zitouni and Qiru Zhou}, title = {Linearly Interpolated Hierarchical N-gram Language Models for Speech Recognition Engines}, booktitle = {Robust Speech}, publisher = {IntechOpen}, address = {Rijeka}, year = {2007}, editor = {Michael Grimm and Kristian Kroschel}, chapter = {17}, doi = {10.5772/4756}, url = {https://doi.org/10.5772/4756} }