@article {12791,
	title = {Oregon coastal salt marsh upper limits and tidal datums},
	journal = {Estuaries},
	volume = {4},
	number = {3},
	year = {1981},
	note = {General reference chiefly concerned with plant species distribution in marshes of Yaquina, Alsea and Coos estuaries. Some additional information about the Coquille River and Nehalem Bay.},
	month = {1981, Sep.},
	pages = {198-205},
	keywords = {ecological succession, marshes, plant species, tides, wetland vegetation, zonation},
	author = {Frenkel, Robert E. and Eilers, H. Peter and Jefferson, Carol A.}
}
@article {12896,
	title = {Pacific Northwest coastal marshes:  vegetation zones and tidal datums (draft)},
	year = {1978},
	note = {Paper prepared for the AAG-CCE (IGU) Coastal Symposium.  April 12-13, 1978.  New Orleans, Louisiana},
	keywords = {biological, community ecology, grasses, salt marsh, terrestrial vegetation, wetland vegetation},
	author = {Frenkel, Robert E. and Eilers, H. Peter and Jefferson, Carol A.}
}
@mastersthesis {13086,
	title = {Plant communities and succession in Oregon coastal salt marshes},
	year = {1974},
	note = {Doctoral dissertation.  Major Professor: William W. Chilcote.},
	month = {1974},
	pages = {202 p.},
	school = {Oregon State University},
	type = {Doctoral dissertation},
	edition = {Ph. D.},
	chapter = {Dept. of Botany and Plant Pathology},
	address = {Corvallis, Or.},
	keywords = {dikes, salt marsh ecology, theses, wetlands vegetation},
	url = {https://ir.library.oregonstate.edu/concern/graduate_thesis_or_dissertations/2v23vx42t},
	author = {Jefferson, Carol A.}
}
