„In all three countries, newly arrived students are typically enrolled in school introduction programmes, most commonly after some time and after obtaining a residence permit. Most of these student programmes last for up to 2 years and have intensive language training.“
Dr. Tove Stjern Frønes u. a., Equity and Diversity in Reading Comprehension – A Case Study of PISA 2000–2018. In: Dr. Tove Stjern Frønes u. a., Equity, Equality and Diversity in the Nordic Model of Education (2020), S. 325.