Berbeć, Adam Kleofas, Marta Wyzińska, i Tytus Berbeć. 2024. „Biochar Usefulness in Achieving Goals of Carbon Farming and Sustainable Agricultural Systems”. Polish Journal of Agronomy, nr 52 (maj):145-56. https://doi.org/10.26114/pja.iung.525.2023.52.15.