@article {596,
	title = {Permineralized ovulate cones of Lebachia from Late Palaeozoic limestones of Kansas},
	journal = {Palaeontology},
	volume = {27},
	year = {1984},
	pages = {69-94},
	chapter = {69},
	author = {Mapes, Gene and Rothwell, Gar W.}
}
