@article {580,
	title = {A cladistic analysis of conifers: premininary results},
	journal = {Journal of the Arnold Arboretum},
	volume = {68},
	year = {1987},
	pages = {269-307},
	chapter = {269},
	author = {Hart, J.}
}
@article {560,
	title = {Further observations on the Late Triassic conifers Compsostrobus neoreticus and Voltzia andrewsii},
	journal = {Review of Palaeobotany and Palynology},
	volume = {51},
	year = {1987},
	pages = {59-65},
	chapter = {59},
	author = {Delevoryas, T. and Hope, R.C.}
}
@article {531,
	title = {Ferugliocladaceae, a new conifer family from the Permian of Gondwana},
	journal = {Review of Palaeobotany and Palynology},
	volume = {51},
	year = {1987},
	pages = {3-30},
	chapter = {3},
	author = {Archangelsky, S. and Cuneo, R.}
}
@article {200,
	title = {Aspects of Permian palaeobotany and palynology, VII. The Majonicaceae, a new family of Late Permian conifers},
	journal = {Review of Palaeobotany and Palynology},
	volume = {52 },
	year = {1987},
	pages = {375-402},
	chapter = {375},
	url = {http://igitur-archive.library.uu.nl/bio/2006-1214-212959/clement-westerhof_87_aspects.pdf},
	author = {Clement-Westerhof, Johanna A.}
}
