@conference{152076,
  author = {James Albus},
  title = {4-D/RCS Reference Model Architecture for Unmanned Ground Vehicles},
  year = {1999},
  number = {2000},
  month = {1999-04-01},
  publisher = {Proceedings of the SPIE Vol. 3693 AeroSense Session on Unmanned Ground Vehicle Technology, Orlando, FL},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=820632},
  language = {en},
}