2024-04-102024-04-102014https://otos.stat.fi/handle/123456789/21707enCC BY 4.0vocational educationspecial supportspecial educationeducationstudentspupilscomprehensive schoolintensified supportSpecial education 2013Erityisopetus 2013Specialundervisning 2013URN:NBN:fi-fe20230917129259fulltext