NASIYEV B.N. EFFECTIVE METHODS OF CARE FOR SUNFLOWER CROPS. «Доклады НАН РК», [S. l.], n. 1, p. 61–66, 2021. Disponível em: https://journals.nauka-nanrk.kz/reports-science/article/view/301. Acesso em: 5 янв. 2025.