:MAJEROVÁ, Věra. Social factors influencing the differences between developed and less developed regions. In Agricultural economics. - Prague : Institute of Agricultural and Food Information, 2007. ISSN 0139-570X, 2007, vol. 53, no. 11, s. 513-517. Dostupné na : <http://www.agriculturejournals.cz/publicFiles/00464.pdf>