Erman Al Hakim, Jati Sumarah, and Nur Faizah Budi Mulyani. “Perancangan Tempat Sampah Otomatis Berirama Menggunakan Sensor Ultrasonik Berbasis Mikrokontroler Atmega 328 Di SD Negeri Wonosigro”. JASATEC : Journal of Students of Automotive, Electronic and Computer, Vol. 2, no. 2, Oct. 2023, pp. 54-60, doi:10.37339/jasatec.v2i2.1426.