Paull J, Bietkowski P. Stanisław Karłowski (1879-1939): Pioneer of Biodynamic Farming and Organic Agriculture in Poland. ASSRJ [Internet]. 2022Jul.26 [cited 2024Nov.23];9(7):358-87. Available from: http://116.203.177.230/index.php/ASSRJ/article/view/12692