Yuda Havid Yudistira and Nela , . W. (2022) “The Role of Communication and Mass Media in the Diffusion Process of the Covid-19 Vaccination Program Innovation: Peranan Komunikasi Dan Media Massa Dalam Proses Difusi Inovasi Program Vaksinasi Covid-19”, Kanal: Jurnal Ilmu Komunikasi, 10(2), pp. 45–50. doi: 10.21070/kanal.v10i2.1668.