“…This finding is significant, as it demonstrates that scientific research in the investigated field presents as its apex, at the present time, the study of an informational source, which concisely communicates information on sustainability, organizational perspectives for value creation, strategies, governance, structures, systems and methods of action (Ardiana, 2021). Such a source, despite being aimed at satisfying the informational needs of external stakeholders, mainly investors and regulators (Ferramosca, 2019), was explored in portfolio studies under various aspects: strategies and styles of information presentation (Elliott et al, 2016), deciding what to disclose (Cucari et al, 2018), analysis of the most relevant points of these reports (Esch et al, 2019), complementary or alternative source to financial reports (Alves et al, 2017), inducing legitimacy and good corporate reputation (Parra-Domínguez et al, 2021), and voluntary disclosure (Li et al, 2021).…”