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@article{CC_2009_38_2_a9, author = {Verstraete, J\"org}, title = {Fuzzy regions: interpretations of surface area and distance}, journal = {Control and Cybernetics}, pages = {509--526}, publisher = {mathdoc}, volume = {38}, number = {2}, year = {2009}, zbl = {1301.68243}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CC_2009_38_2_a9/} }
Verstraete, Jörg. Fuzzy regions: interpretations of surface area and distance. Control and Cybernetics, Tome 38 (2009) no. 2, pp. 509-526. http://geodesic.mathdoc.fr/item/CC_2009_38_2_a9/