Juliana, A. et al. 2024. Lobbying and Negotiation Techniques to Enhance Business Communication Skills through Virtual Reality Training: A Preliminary Study. Jurnal Pendidikan Terbuka Dan Jarak Jauh. 24, 2 (Jan. 2024), 88–102. DOI:https://doi.org/10.33830/ptjj.v24i2.5586.2023.