1. Commuting in America. National Report on Commuting Patterns and Trends. http://traveltrends.transportation.org/Documents/CA12-4.pdf Commuting in America. National Report on Commuting Patterns and Trends. http://traveltrends.transportation.org/Documents/CA12-4.pdf
2. EuroState. http://ec.europa.eu/eurostat EuroState. http://ec.europa.eu/eurostat
3. Hypermilling. http://hypermiling.com Hypermilling. http://hypermiling.com
4. I-Gear. http://wwwen.uni.lu/snt/research/netlab/projects/i_gear I-Gear. http://wwwen.uni.lu/snt/research/netlab/projects/i_gear
5. NHTSA. The 100-Car-Naturalistic-Driving-study. http://ntl.bts.gov/lib/51000/51400/51406/100-car-naturalistic-study.pdf NHTSA. The 100-Car-Naturalistic-Driving-study. http://ntl.bts.gov/lib/51000/51400/51406/100-car-naturalistic-study.pdf