@article{gilkerson2017mapping,
title={Mapping the early language environment using all-day recordings and automated analysis},
author={Gilkerson, Jill and Richards, Jeffrey A and Warren, Steven F and Montgomery, Judith K and Greenwood, Charles R and Kimbrough Oller, D and Hansen, John HL and Paul, Terrance D},
journal={American journal of speech-language pathology},
volume={26},
number={2},
pages={248--265},
year={2017},
publisher={ASHA}
}
See the full reference list in the paper.