TECHNICAL VALIDATION OF THE INVENTION.- Professional College of Industrial Technical Engineers of Barcelona CETIB .

CONFERENCE.- February 9th, 2017. It held a conference at the Professional College of Industrial Technical Engineers of Barcelona CETIB as the act of public presentation of the system "PIEZOELECTRIC GENERATOR SYSTEM AND ELECTRICAL SYSTEM INCLUDING SUCH PIEZOELECTRIC GENERATOR SYSTEM“.

PUBLICATION.- Two technical reports have been made in the official magazine "THEKNOS" of the Professional College of Industrial Technical Engineers of Barcelona CETIB in January 2017 and February 2017.