Effect of Avena fatua (L.) Density and Nitrogen Levels of Fertilizer on Winter Wheat. Bulgarian Journal of Soil Science, Agrochemistry and Ecology, [S. l.], v. 47, n. 4, p. 37–42, 2013. Disponível em: https://agriacad.eu/ojs/index.php/bjssae/article/view/2496.. Acesso em: 10 feb. 2026.