«Convention on Long-range Transboundary Air Pollution». UNECE (United Nations Economic Commission for Europe. Archivado desde el original el 17 de julio de 2011. Consultado el 14 de julio de 2011. «Status of ratification of The 1979 Geneva Convention on Long-range Transboundary Air Pollution as of 01March 2011».
«Convention on Long-range Transboundary Air Pollution». UNECE (United Nations Economic Commission for Europe. Archivado desde el original el 17 de julio de 2011. Consultado el 14 de julio de 2011. «Status of ratification of The 1979 Geneva Convention on Long-range Transboundary Air Pollution as of 01March 2011».