@article {1236,
	title = {Polyspermophyllum, a New Permian Gymnosperm form Argentina, with Considerations about the Dicranophyllales},
	journal = {Review of Palaeobotany and Palynology},
	volume = {63},
	year = {1990},
	pages = {117-135},
	chapter = {117},
	author = {Archangelsky, Sergio and C{\'u}neo, Rub{\'e}n}
}
