Klikocka-Wiśniewska, Olimpia, i Elżbieta Harasim. „Economic Efficiency of the Production of Spring Wheat Fertilized With Sulfur Against the Background of Various Nitrogen Doses”. Polish Journal of Agronomy 49, no. 49 (sierpień 23, 2022): 3–8. Udostępniono listopad 7, 2024. https://journals.iung.pl/index.php/pja/article/view/151.