Hyman, Larry. 2011. The Macro-Sudan Belt and Niger-Congo Reconstruction. Language Dynamics and Linguistic Change 1.1. 1-47.
@article{jacquesestimative-hyman11macrosudan,
author = {Hyman, Larry},
journal = {Language Dynamics and Linguistic Change},
pages = {1-47},
title = {The Macro-Sudan Belt and Niger-Congo Reconstruction},
volume = {1.1},
year = {2011}
}