@phdthesis{PhD-Thesis_2018_Hagen,
  address = {West Lafayette, IN, USA},
  author = {Alexander R. Hagen},
  school = {Purdue University},
  title = {{Detection and Interdiction of Shielded and Unshielded Special Nuclear Material Using Tensioned Metastable Fluid Detectors}},
  url = {https://docs.lib.purdue.edu/dissertations/AAI10792266},
  year = {2018}
}