Method to measure the rotation angles in vibrating systems

1. Luna, C.A.
2. Mazo, M.
3. Lázaro, J.L.
4. Vásquez, J.F.
5. Ureña, J.
6. Palazuelos, S.E.
7. García, J.J.
8. Espinoza, F.
9. Santiso, E.