Expanding the superstrate: habitual aspect markers in Atlantic Englishes. Harris, J. Sheffield Working Papers in Linguistics, 2:72–97, 1985.
bibtex   
@article{harris_expanding_1985,
	title = {Expanding the superstrate: habitual aspect markers in {Atlantic} {Englishes}},
	volume = {2},
	journal = {Sheffield Working Papers in Linguistics},
	author = {Harris, John},
	year = {1985},
	keywords = {Invariant be},
	pages = {72--97},
}

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