@article{863449,
      author = {Luo, Xiangang,},
      url = {http://library.usi.edu/record/863449},
      title = {Catenary optics /},
      doi = {https://doi.org/10.1007/978-981-13-4818-1},
      recid = {863449},
      pages = {1 online resource},
}