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Sensors for informing the citizens about the public transportation's arrival time
Thessaloniki,Greece
Georgakis A
Georgakis A Updated: May 06, 2013
Sensors for informing the citizens about the public transportation's arrival time
Thessaloniki,Greece

I've seen these sensors...

Often 6
Occasionally 1
Rarely 2
Never 0
What is it? 0
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