1. Agrosimex, 2015, Viflo Cal S – proven fertilizer in Integrated Vegetable Production. (Accessed 15 June 2022) Available via: 〈https://doradztwowarzywnicze.pl/sprawdzony-nawoz-wintegrowanej-produkcji-warzyw/〉. (In Polish).
2. Mineral status of dicotyledonous crops and their constitutional tolerance to lead;Antosiewicz;Environ. Exp. Bot.,1993
3. Localization of lead in Allium cepa L. cells by electron microscopy;Antosiewicz;J. Microsc.,1999
4. Lead uptake, toxicity and mitigation strategies in plants;Ashraf;Plants Arch.,2021
5. Broda B., 1971, Methods of plant histochemistry. PZWL. Warsaw (In Polish).