@article {18,
	title = {The Cape Alder-flies},
	journal = {Transactions of the Royal Society of South Africa},
	volume = {29},
	year = {1931},
	month = {1931///},
	pages = {169 - 184},
	author = {Barnard, K H}
}
@article {19,
	title = {Additional records, and descriptions of new species, of South African Alder-flies (Megaloptera), May-flies (Ephemeroptera), Caddis-flies (Trichoptera), Stone-flies (Perlaria), and Dragon-flies (Odonata)},
	journal = {Annals of the South African Museum},
	volume = {32},
	year = {1940},
	month = {1940///},
	pages = {609 - 615},
	author = {Barnard, K H}
}
