@misc{indiciae81d25f03fb0f,
  title = {RX J1856.5-3754: A Strange Star with Solid Quark Surface?},
  author = {Zhang, Xiaoling and Xu, Renxin and Zhang, Shuangnan},
  year = {2003},
  url = {https://ntrs.nasa.gov/citations/20040071159},
  note = {Source identifier: 20040071159}
}