Ralph M. Weischedel. Natural-Language Understanding at BBN. IEEE Annals of the History of Computing, 28(1):46-55, 2006. [doi]
@article{Weischedel06,
title = {Natural-Language Understanding at BBN},
author = {Ralph M. Weischedel},
year = {2006},
doi = {10.1109/MAHC.2006.17},
url = {http://doi.ieeecomputersociety.org/10.1109/MAHC.2006.17},
researchr = {https://researchr.org/publication/Weischedel06},
cites = {0},
citedby = {0},
journal = {IEEE Annals of the History of Computing},
volume = {28},
number = {1},
pages = {46-55},
}