Urbanc, M., Printsmann, A., Palang, H., Skowronek, E., Woloszyn, W., & Konkoly Gyuró, Éva. (2004). Comprehension of rapidly transforming landscapes of Central and Eastern Europe in the 20th century. Acta Geographica Slovenica, 44(2), 101–131. https://doi.org/10.3986/AGS44204