Aviation
Inland transport infrastructure investment in OECD remains stable at 0.7% of GDP
Statistics Brief,
19 August 2018
OECD Countries Spend 1% of GDP on Road and Rail Infrastructure on Average
Statistics Brief,
31 May 2012
Resolution no. 97/4 on Reciprocal Recognition of Parking Badges for Persons with Mobility Handicaps
Official Document,
21 April 1997