1. 1. “EPA and NHTSA Propose Greenhouse Gas and Fuel Efficiency Standards for Medium- and Heavy-Duty Trucks: By the Numbers”, https://www3.epa.gov/otaq/climate/documents/420f15903.pdf , EPA-420-F-15-903, June 2015.
2. 2. Delgado, O, and Lutsey, N., “ The U.S. SuperTruck Program: Expediting the development of Advanced heady-Duty Vehicle Efficiency Technologies”, International Council of Clean Transportation, June 2014.
3. 3. Koeberlein, D., “Technology and System Level Demonstration of Highly Efficient and Clean, Diesel Powered Class 8 Trucks,” http://energy.gov/eere/vehicles/vehicle-technologies-office-annual-merit-review-presentations , DoE report, project ID: ACE057, 2015.
4. 4. Singh, S., “Recovery Act – Class 8 Truck Freight Efficiency Improvement Project”, http://energy.gov/eere/vehicles/vehicle-technologies-office-annual-merit-review-presentations , DoE report, project ID: ACE058, June 2015.
5. 5. Zukouski, R., “SuperTruck – Development and Demonstration of a Fuel-Efficient Class 8 Tractor & Trailer Engine Systems”, http://energy.gov/eere/vehicles/vehicle-technologies-office-annual-merit-review-presentations , DoE report, project ID: ACE059, 2016.