AITIMBETOV , Koyshibek. Theoretical and Methodological Aspects of Cost Analysis. INTERNATIONAL CONFERENCE ON SCIENCE, INNOVATION AND GLOBAL DEVELOPMENT, [S. l.], v. 1, n. 3, p. 155–159, 2026. DOI: 10.5281/zenodo.19199189. Disponível em: https://www.globalconferencehub.org/index.php/sigd/article/view/373. Acesso em: 5 apr. 2026.