* Habibo Brechna, "Superconducting magnet systems", New York, Springer-Verlag New York, Inc., 1973, ISBN 3-540-06103-7, ISBN 0-387-06103-7==External links==* Making Superconducting Magnets From the National High Magnetic Field Laboratory* 1986 evaluation of NbTi and Nb3Sn for particle accelerator magnets.
* Habibo Brechna, "Superconducting magnet systems", New York, Springer-Verlag New York, Inc., 1973, ISBN 3-540-06103-7, ISBN 0-387-06103-7* сверхпроводящии магнит* Making Superconducting Magnets From the National High Magnetic Field Laboratory* 1986 evaluation of NbTi and Nb3Sn for particle accelerator magnets.