@article{95434,
      author = {Laithwaite, E. R.},
      url = {http://library.usi.edu/record/95434},
      title = {Propulsion without wheels},
      publisher = {Hart Pub. Co.},
      recid = {95434},
      pages = {x, 273 p.},
      address = {New York,},
      year = {1968},
}