@article{713120,
      recid = {713120},
      author = {Bekir, Esmat.},
      title = {Introduction to modern navigation systems [electronic  resource] /},
      publisher = {World Scientific,},
      address = {New Jersey :},
      pages = {xiv, 240 p. :},
      year = {2007},
      note = {Includes bibliographical references and index.},
      url = {http://library.usi.edu/record/713120},
}