@article {103,
	title = {Cryptic species in cyanobacterial systematics: a case study of Phormidium retzii (Oscillatoriales) using 16S rDNA and RAPD analyses},
	journal = {Aquatic Botany},
	volume = {77},
	year = {2003},
	chapter = {295-309},
	author = {Casamatta, D.A. and Vis, M. L. and Sheath, R.G.}
}
@article {104,
	title = {Ecological role of Phormidium retzii (Cyanobacteria) in a small Ohio woodland stream},
	journal = {Journal of Freshwater Ecology},
	volume = {18},
	year = {2003},
	chapter = {395-404},
	author = {Casamatta, D.A. and Vis, M. L.}
}
@article {105,
	title = {Macroalgae from 23 stream segments in the Hawaiian Islands},
	journal = {Pacific Science},
	volume = {57},
	year = {2003},
	chapter = {421-432},
	author = {Filkin, N.R. and Sherwood, A.R. and Vis, M. L.}
}
@article {102,
	title = {Phylogeography of a freshwater red alga, Batrachospermum helminthosum, (Rhodophyta) in North America},
	journal = {Phycologia},
	volume = {42},
	year = {2003},
	chapter = {654-660},
	author = {Chiasson, W.B. and Machesky, N.J. and Vis, M. L.}
}
@article {106,
	title = {A survey of algae from montane cloud forest and alpine streams in Bolivia: Macroalgae and associated soft-bodied microalgae},
	journal = {Nova Hedwigia},
	volume = {76},
	year = {2003},
	chapter = {363-379},
	author = {McClintic, A.M. and Casamatta, D.A. and Vis, M. L.}
}
