M. S. Maulidan, Rahmat Hidayat, R. S. . Hadikusuma, and I. Lammada, “THE INFLUENCE OF TILT ANGLE ON THE PERFORMANCE OF SOLAR PANELS AS A SMART HELMET POWER SUPPLY IN A MOTORCYCLE SAFETY SYSTEM”, teknokom, vol. 5, no. 2, pp. 143–148, Sep. 2022.