Perancangan Alat Peraga Berbasis Physics Toys Pada Materi Efek Doppler Menggunakan RTC dan Arduino . Jurnal Inovasi Pendidikan Sains (JIPS), [S. l.], v. 4, n. 1, p. 46–53, 2023. DOI: 10.37729/jips.v4i1.1134. Disponível em: https://jurnal.umpwr.ac.id/jips/article/view/1134. Acesso em: 14 sep. 2026.