Raturoma, Julita M.A., and Lina Sinatra Wijaya. “Public Relations Activities to Improve the Image of Taman Wisata Candi Borobudur”. Ultimacomm: Jurnal Ilmu Komunikasi, vol. 10, no. 2, Apr. 2019, pp. 114-25, doi:10.31937/ultimacomm.v10i2.916.