BOLYSSOV, T.; TYLL, L. Contemporary problems of energy security of agriculture . BUKETOV BUSINESS REVIEW, [S. l.], v. 95, n. 3, p. 98–103, 2019. Disponível em: https://bbr.buketov.edu.kz/economy-vestnik/article/view/221. Acesso em: 8 dec. 2025.