![Valo-magazine [Light] 1/2013 article about Kaupunkikaikuja lighting installation](https://www.osterlund-ark.fi/wp-content/uploads/2013/06/Valo_2013.png)
VALO is a trade magazine for electrical and lighting designers and consultants, architects, interior architects, electrical contractors, for people in charge of lighting in energy companies and road administration and for other people working within lighting industry. It is published by the Illuminating Engineering Society (IES) of Finland. IES has worked for over 60 years as an independent organisation with lighting professionals and companies to promote the use of good and appropriate lighting.
The Valo-magazine published an article about the Kaupunkikaikuja [Urban Echoes], responsive, adaptive and informative lighting installation at the city of Oulu, Finland.
You can read the magazine and article from here (in Finnish): Valo-magazine
More information about the project (in Finnish): Adaptive Urban Lighting