Khosro Taheri Haghighi. “The Effect of Biofertilizer and Potassium in Reducing Drought Stress and Improving Black Seed Yield”. The International Journal of Multiphysics 18, no. 4 (December 31, 2024): 997 - 1012. Accessed January 28, 2026. https://themultiphysicsjournal.com/index.php/ijm/article/view/1673.