LACZKA, Éva. Methodological changes of agricultural statistics from the beginning of the 19th century. GEORGIKON FOR AGRICULTURE, [S. l.], v. 23, n. 3, p. 77–102, 2019. Disponível em: https://journal.uni-mate.hu/index.php/gfa/article/view/6296. Acesso em: 9 mar. 2025.