The Impact of Firm Financial Fundamentals on Stock Performance: An Empirical Evidence on Indonesian Telecommunication SectorJuliani Prastika, Muhril Ardiansyah, Christian Haposan Pangaribuan, Okta Prihatma Bayu Putra and Desman HidayatE3S Web Conf., 426 (2023) 02140DOI: https://doi.org/10.1051/e3sconf/202342602140