Gombás, László. “Safety of Immovable and Land Market Development Introducing CelkCenter: Introducing CelkCenter”. Acta Agraria Kaposváriensis 7, no. 3 (October 15, 2003): 29–43. Accessed December 5, 2025. https://journal.uni-mate.hu/index.php/aak/article/view/1668.