@article{264691,
      recid = {264691},
      author = {Rigden, John S.},
      title = {Hydrogen : the essential element /},
      publisher = {Harvard University Press,},
      address = {Cambridge, Mass. :},
      pages = {280 p. :},
      year = {2002},
      url = {http://library.usi.edu/record/264691},
}