Donald H. and Christopher Kocmoud, "Continuous Cartogram Construction." Proceedings of the IEEE Conference on Visualization 1998 Paull, John & Hennig, Benjamin (2016) Atlas of Organics: Four Maps of the World of Organic Agriculture Journal of Organics. 3(1): 25–32. Tobler, Waldo. "Thirty-Five Years of Computer Cartograms." Annals of the Association of American Geographers. 94 (2004): 58–73. Vescovo, Victor. "The Atlas of World Statistics." Dallas: Caladan Press, 2005. External links Cartogram Central Worldmapper collection of world cartograms Classified Ads on the French Leboncoin social web site and their regional distribution Cartograms about Brazil Tilegrams - Interactive tool for constructing hexagonal mosaic cartograms Diagrams Statistical charts and diagrams Thematic Maps