@article {Perkins1951,
	title = {Hindeastraea discoidea White from the Eagle Ford Shale, Dallas County, Texas},
	journal = {Fondren Science Series},
	volume = {2},
	year = {1951},
	pages = {1{\textendash}11, pl. 1{\textendash}3},
	keywords = {RCBS, TIP},
	url = {http://smu.edu/shulermuseum/fondrensci.html},
	author = {Perkins, Bob F}
}
