Jay G. Wilpon, Lawrence R. Rabiner. On the recognition of isolated digits from a large telephone customer population. Bell Syst. Tech. J., 62(7):1977-2000, 1983. [doi]
@article{WilponR83,
title = {On the recognition of isolated digits from a large telephone customer population},
author = {Jay G. Wilpon and Lawrence R. Rabiner},
year = {1983},
doi = {10.1002/j.1538-7305.1983.tb03525.x},
url = {https://doi.org/10.1002/j.1538-7305.1983.tb03525.x},
researchr = {https://researchr.org/publication/WilponR83},
cites = {0},
citedby = {0},
journal = {Bell Syst. Tech. J.},
volume = {62},
number = {7},
pages = {1977-2000},
}