@phdthesis{PhD-Thesis_2017_Chang,
  address = {Raleigh, NC, USA},
  author = {Chang, Hao Ping},
  school = {North Carolina State University},
  title = {{Determination of Low Concentration Impurities in Crude Oil By Nuclear Techniques}},
  url = {https://www.proquest.com/docview/2016041387/F4B13A48B8CA41B5PQ/265},
  year = {2017}
}