@article{810929,
      recid = {810929},
      author = {Frolov, V. P. and Zelnikov, Andrei.},
      title = {Introduction to black hole physics [electronic resource]  /},
      publisher = {Oxford University Press,},
      address = {Oxford ;},
      pages = {xvi, 488 p. :},
      year = {2011},
      url = {http://library.usi.edu/record/810929},
}