1. Alpha Environmental Consultants, I. 2009 Technical consulting reports prepared in support of the draft supplemental generic environmenal impact statement for natural gas production in New York state
2. Tracking out-of-zone hydraulic fracturing in the Bakken with naturally occuring tracers;Arkadakskiy;GeoConvention,2013
3. Arthur , J. B. Bohm M. Layne 2008 Hydraulic fracturing considerations for natural gas wells of the Marcellus Shale The Ground Water Protection Council Annual Meeting,
4. Fractures, faults, and hydrocarbon entrapment, migration and flow;Aydin;Mar. Pet. Geol.,2000
5. BAPE 2011 Développement durable de l'industrie des gaz de schiste au Québec, Report 336