@article{54825,
      recid = {54825},
      author = {Jefferies, John T.},
      title = {Spectral line formation},
      publisher = {Blaisdell Pub. Co.},
      address = {Waltham, Mass.,},
      pages = {xx, 298 p.},
      year = {1968},
      url = {http://library.usi.edu/record/54825},
}