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How efficient is city logistics? Estimating ecological footprints for urban freight deliveries
In medium and large cities, the delivery of goods represents a significant contribution to the problems of congestion, lack of parking, pollution and energy consumption. The characteristics of this type of transport are ...
Planning a Ring-Tree Network to provide Telecommunication Services at Centres of Rural Population
(World Scientific and Engineering Academy and Society (WSEAS), 2006-04)
Nowadays certain centres of rural population are experimenting difficulties to access high-speed telecommunication networks. This phenomenon avoids the possibility of accessing to the digital ...