1. American Public Transport Association. (2013). Defining a Transit Asset Management Framework to Achieve a State of Good Repair. Recommended Practice, APTA SGR-TAM-RP-002-13.
2. Financial Outlay Modeling for a Local Sewer Rehabilitation Strategy
3. Asset Management Standards. (2008). Publicly available specification for the optimal management of physical assets – PAS-55. https://www.assetmanagementstandards.com/pas-55/
4. Baxandall, P. (2017). What Does Massachusetts Transportation Funding Support and What Are the Revenue Sources. Massachusetts Budget and Policy Center. https://massbudget.org/reports/pdf/Chart%20image%20for%20Transportation%20$%20Flows.pdf
5. Commerce Commission. (2011). Asset management maturity assessment tool. Final Report. https://comcom.govt.nz/__data/assets/pdf_file/0019/61426/Asset-Management-Maturity-Assessment-Tool-Study-Report-27-September-2011.pdf