Tietoa kerätään ja jalostetaan


Abstract is not available.

Similar works

Full text


Helsingin yliopiston digitaalinen arkisto

Provided a free PDF
oai:helda.helsinki.fi:10138/171380Last time updated on 2/28/2017

This paper was published in Helsingin yliopiston digitaalinen arkisto.

Having an issue?

Is data on this page outdated, violates copyrights or anything else? Report the problem now and we will take corresponding actions after reviewing your request.