@misc{indiciae12be1ba68b3f,
  title = {An exploratory study to determine the integrated technological air transportation system ground requirements of liquid-hydrogen-fueled subsonic, long-haul civil air transports},
  author = {Glen W. Hanks, and D. G. Andrews and 0. B. Brende and E. E. Eckert and M. Hamamoto and R. H. Kimble and R. L. Kreitinger and H. J. Miyatake and A. M. Momenthy and R. A. Taylor and Ralph Cramer and James E. West},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19770003091},
  note = {Source identifier: 19770003091}
}