1. Product declarations for wood products: an application of life cycle information about forest products;Bergman;Forest Products Journal,2011
2. Sustainability of construction works – Environmental product declarations – Core rules for the product category of construction products;EN 15804,2012
3. Environmental labels and declarations – General principles;ISO 14020,2000
4. Environmental labels and declarations – Self-declared environmental claims (Type II environmental labelling);ISO 14021,1999
5. Environmental labels and declarations – Type I environmental labelling – Principles and procedures;ISO 14024,1999