Kurniawati, R. .; Damayanti, Y. D. .; Faroka, G. .; Kusumawati, S. F. .; Febrianti, E. .; Muhlis, N. . Vidsray: Covid Sensor Based on WFDCF Technology and Automatic Spraying With IVY Plant Extract to Prevent Spread of Covid-19. AJMEE 2022, 1, 53-60.