OECD (2019), "Patents in environment-related technologies: Technology diffusion and patent protection (Edition 2018)", OECD Environment Statistics (database), https://doi.org/10.1787/1c83a24b-en (accessed on 07 July 2021).

Export options: EndNote, Zotero, BibTeX, RefWorks, Procite, Import into RefWorks, Mendeley