2024-04-102024-04-102015https://otos.stat.fi/handle/123456789/21708enCC BY 4.0vocational educationspecial supportspecial educationeducationstudentspupilscomprehensive schoolintensified supportSpecial education 2014Erityisopetus 2014Specialundervisning 2014URN:NBN:fi-fe20230917129260fulltext