@article{98748,
      note = {Includes index.},
      author = {Williams, G. E.},
      url = {http://library.usi.edu/record/98748},
      title = {Megacycles : long-term episodicity in earth and planetary  history /},
      publisher = {Hutchinson Ross Pub. Co.,},
      recid = {98748},
      pages = {xvii, 434 p. :},
      address = {Stroudsburg, Pa. :},
      year = {1981},
}