Maintenance Expenditure on Infrastructure 3 : Railway Transport - Enterprises, Economic Performance and Employment. Expenditure for keeping infrastructure in working order
Glossary for transport statistics (Railway Transport, Road Transport, Inland Waterway Transport, Oil Pipeline Transport, Maritime Transport), 3rd Ed., Prepared by the Inter-secretariat Working Group on Transport Statistics, European Conference of Ministers of Transport, United Nations, Luxembourg, 2003. http://epp.eurostat.ec.europa.eu/cache/ITY_OFFPUB/ KS-BI-03-002/EN/KS-BI-03-002-EN.PDF (Transp - Brit) {528}