TOKENOVA, S.; MATAIBAYEVA, G.; MAKYSH, S. Economic efficiency of organic wheat production. Economic series of the Bulletin of L.N. Gumilyov ENU, [S. l.], n. 4, p. 65–72, 2023. DOI: 10.32523/2789-4320-2023-4-65-72. Disponível em: https://bulecon.enu.kz/index.php/main/article/view/665. Acesso em: 8 jan. 2026.