@mastersthesis{MS-Thesis_2012_Appel,
  address = {College Station, TX, USA},
  author = {Appel, Bradley},
  month = {August},
  school = {Texas A\&M University},
  title = {{Multiphysics Design and Simulation of a Tungsten-Cermet Nuclear Thermal Rocket}},
  url = {https://hdl.handle.net/1969.1/ETD-TAMU-2012-08-11649},
  year = {2012}
}