@misc{indiciae1705f45bf7f6,
  title = {Hydrodynamics of Relativistic Fireballs},
  author = {Piran, Tsvi and Shemi, Amotz and Narayan, Ramesh},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19970011861},
  note = {Source identifier: 19970011861}
}