Azerbaijan, Baku, June 27 / Trend /
A sociological survey will be conducted amongst the Baku metro passengers to improve the city's transport system, the Baku metro said.
The survey will be conducted on June 29 - July 10, 2009 and the Baku metro asks passengers to assist in this process.
The Baku metro functions since 1967. There are 21 subway stations of the Baku metro at the moment.