Tanevski, Boris, and Mitko Gjorgiev. “Effect of Toxic Quantities of Lead Salts in Soil on the Yield and Lead Content in Cloche Tomatoes”. Macedonian Journal of Ecology and Environment 2, no. 1 (August 31, 1994): 73–82. Accessed January 24, 2025. http://mail.mjee.org.mk/index.php/mjee/article/view/21.