@article {165,
	title = {Detection of a previously unrecognized mormyrid fish (Mormyrus subungulatus) by electric discharge characters},
	journal = {Cybium},
	volume = {13},
	number = {4},
	year = {1989},
	pages = {319-326},
	author = {Crawford, J. D. and Carl D Hopkins}
}
@article {171,
	title = {Individual and sex specificity in the electric organ discharges of breeding mormyrid fish},
	journal = {Journal of Experimental Biology},
	volume = {164},
	number = {1},
	year = {1992},
	month = {03/1992},
	pages = {79-102},
	author = {Crawford, J. D.}
}
