1. State-of-the-Art of Integral Abutment Bridges: Design and Practice
2. Assessing the externalities of electricity generation in the Midwest
3. Chandler R. (2004) "Life-Cycle Cost Model for Evaluating the Sustainability of Bridge Decks: A Comparison of Conventional Concrete Joints and ECC Link Slabs." Master's Thesis. University of Michigan
4. IPCC (2007) "Assessment Report 4" Intergovernmental Panel on Climate Change. Zurich Switzerland.
5. Energy Information Agency (2007) "Annual Energy Review - 2007" DOE Washington D.C. USA