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Agriculture and Agricultural Science Procedia > 2016 > 10 > C > 591-597
Procedia Economics and Finance > 2015 > 32 > Complete > 959-967
Procedia Environmental Sciences > 2012 > 14 > Complete > 257-266
Procedia Economics and Finance > 2012 > 3 > Complete > 987-992
Political Geography > 2001 > 20 > 8 > 1053-1074
Journal of Transport Geography > 2001 > 9 > 2 > 137-150
GeoJournal > 1998 > 46 > 3 > 305-317
GeoJournal > 1998 > 46 > 3 > 289-303