@article {131,
	title = {Evaluating a groundwater supply contamination incident attributed to Marcellus Shale gas development},
	journal = {Proceedings of the National Academy of Sciences of the United States of America},
	volume = {112},
	year = {2015},
	url = {http://www.pnas.org/content/112/20/6325.full},
	author = {Garth Llewellyn and Frank Dorman and J. L. Westland and David Yoxtheimer and Paul Grieve and Todd Sowers and E. Humston-Fulmer and Susan L. Brantley}
}
@booklet {132,
	title = {Frequently asked questions about the study {\textquotedblleft}Evaluating a groundwater supply contamination incident attributed to Marcellus Shale gas development{\textquotedblright}},
	year = {2015},
	author = {Garth Llewellyn and Frank Dorman and David Yoxtheimer and Susan L. Brantley}
}
@article {209,
	title = {Water resource impacts during unconventional shale gas development: The Pennsylvania experience. International Journal of Coal Geology article,},
	journal = {Water resource impacts during unconventional shale gas development: The Pennsylvania experience. International Journal of Coal Geology article,},
	volume = {126},
	year = {2014},
	month = {06/2014},
	pages = {140-156},
	author = {Susan Brantley and David Yoxtheimer and Sina Arjmand and Paul Grieve and Radisav Vidic and Jon Pollak and Garth Llewellyn and Jorge Abad and Cesar Simon}
}
