Umar, U. 2022. Crisis Communication on Yayasan Dunia Mega Bintang’s Cyber Public Relations: Case Study to Aurra Kharisma’s Cyberbullying. Ultimacomm: Jurnal Ilmu Komunikasi. 14, 1 (Jul. 2022), 104–123. DOI:https://doi.org/10.31937/ultimacomm.v14i1.2572.