| cepiprint.ch | CEPIPRINT. Association of European Publication Paper Producers |
| cepi.org | CEPI. Confederation of European Paper Industries |
| cepi-eurokraft.org | CEPI Eurokraft |
| afandpa.org | American Forest and Paper Association |
| aet.org | AET. Alliance for Environmental Technology |
| aspinet.org | The Association of Suppliers to the Paper Industry |
| chlorinefreeproducts.org | Chlorine Free Products Association |
| baph.org.uk | BAPH. British Association of Paper Historians |
| vdp-online.de | VDP. German Pulp and Paper Association |
| ppic.org.uk | CPI. Confederation of Paper Industries |
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