@article {371,
	title = {Ecological studies on the shores of Mocambique I. The fauna of intertidal rocks at Inhaca Island, Delagoa Bay},
	journal = {Annals of the Natal Museum},
	volume = {14},
	number = {2},
	year = {1958},
	pages = {189-244},
	author = {Kalk, M.}
}
@article {612,
	title = {The South African intertidal zone and its relation to ocean currents. Notes on the intertidal sipunculids of Cape Province and Natal},
	journal = {Annals of the Natal Museum},
	volume = {10},
	number = {2},
	year = {1942},
	pages = {245-256},
	author = {Stephen, A. C.}
}
