Dot Matrix

References

[1] "Computer Graphics - Timeline" http://www.wiu.edu/users/miart/web%20syl/handouts/timeline.html

[2] "Wikipedia - Stored Energy Printer" http://en2.wikipedia.org/wiki/Stored_energy_printer

[3] "Wikipedia - Ballistic Wire Printer" http://en2.wikipedia.org/wiki/Ballistic_wire_printer

[4] A. Boglietti, M. Chiampi, M. Tartaglia, S. Cattaneo, M. Contessa, A. Garramone, "Analysis of a permanent magnet dot matrix printer head." IEEE Transactions on Magnetics, Volume 25, Issue 5, Sep 1989. pp. 3587-3589