Pavlović, N., M. Ugrinović, and M. Zdravković. “Economic and Agronomic Analysis of Organic Production of Tomato and Pepper”. Ekonomika Poljoprivrede, vol. 57, no. Spec.num.2, Dec. 2010, pp. 153-7, https://ea.bg.ac.rs/index.php/EA/article/view/927.