“Impact Leverage, Operational Costs, and Tax Planning on Financial Performance Companies Sector Infrastructures Subsector Telecommunication”. Musytari : Jurnal Manajemen, Akuntansi, dan Ekonomi 22, no. 11 (July 23, 2025): 31–40. Accessed July 30, 2025. https://ejournal.cahayailmubangsa.institute/index.php/musytari/article/view/5257.