![[Society of Petroleum Engineers SPE Annual Technical Conference and Exhibition - New Orleans, Louisiana, USA (2013-09-30)] SPE Annual Technical Conference and Exhibition - Environmental Stewardship: Global Applications of a Non-Radioactive Method to Identify Proppant Placement and Propped Fracture Height]()
[Society of Petroleum Engineers SPE Annual Technical Conference and Exhibition - New Orleans, Louisiana, USA (2013-09-30)] SPE Annual Technical Conference and Exhibition - Environmental Stewardship: Global Applications of a Non-Radioactive Method to Identify Proppant Placement and Propped Fracture HeightDuenckel, Robert John; Palisch, Terry T.; Han, Xiaogang; Saldungaray, Pedro M.