| ISO 14040:2006 – LCA (Live Cycle Assessment) principles and framework |
| ISO 14044:2006 – LCA requirements and guidance |
| ISO 14067:2018 – Product carbon footprint (CFP) quantification and reporting |
| Greenhouse Gas Protocol – Product Life Cycle Accounting and Reporting Standard (2011) |
| ILCD Handbook (JRC, 2010) – Detailed technical guidance for LCA |
| Environmental Footprint (PEF/OEF) – Commission Recommendation (2021) and EF |
| “Life Cycle Assessment Handbook: Operational Guidance toward ISO Standards” (Springer, 2002) |
| “Life Cycle Assessment Handbook: A Guide for Environmentally Friendly Sustainable Products” (Wiley, 2012) |
| IPCC AR6 (official report/annexes) and GHG Protocol's GWP compilation (with AR6/AR5 references) |
| ecoinvent (LCI database – official site) |
| openLCA Nexus (dataset repository) |
| SimaPro “Introduction to LCA” (methodology introduction document) |