1. Information on Wikipedia http: /en. wikipedia. org/wiki/Maglev.
2. Final Report on the National Maglev Initiative (Rita, U. S department of transportation| Research and innovative technology adm. ). ' http: /ntl. bts. gov/DOCS/TNM. html.
3. DeMeis, Richard. Magnetic levitation for the masses. Aerospace America v. 31, n. 9 (September 1993): 30-35.
4. Graham-Rowe, Duncan. Prepare for lift off. New Scientist v. 159, n. 2146 (August 8, 1998): 7.
5. Thornton, Richard. Why the US Needs a Maglev System. Technology Review v. 94, n. 3 (April 1991): 30-38.