High-power-factor light-emitting diode lamp power supply without electrolytic capacitors for high-pressure-sodium lamp retrofit applications

1. Alonso, J.M.
2. Calleja, A.J.
3. Gacio, D.
4. Cardesín, J.
5. Lopez, E.
6. Dalla Costa, M.A.
7. da Silva, M.F.
8. do Prado, R.N.