Siebert, Frank T. 1941. Certain Proto-Algonquian Consonant Clusters. Language 17.4. 298-303.
@article{jacquesestimative-siebert41clusters,
author = {Siebert, Frank T.},
journal = {Language},
pages = {298-303},
title = {Certain Proto-Algonquian Consonant Clusters},
volume = {17.4},
year = {1941}
}