European Parliament, Regional and minority languages in the European Union, 2016-09, p. 6 ([Internet, 2018-08-07](http://www.europarl.europa.eu/EPRS/EPRS-Briefing-589794-Regional-minority-languages-EU-FINAL.pdf))
EXP: in the narrow sense, "language learning" refers to a more conscious and explicitly sequenced process of accumulating knowledge of linguistic features such as vocabulary, sentence structure and grammar, typically in an institutional setting
after G. Yule, The Study of Language, 2010, p. 163, quoted in: D. Castello, First Language Acquisition and Classroom Language Learning: Similarities and Differences, 2015, p. 4, no 1.1 ([Internet, 2018-08-08](https://www.birmingham.ac.uk/Documents/college-artslaw/cels/essays/secondlanguage/First-Language-Acquisition-and-Classroom-Language-Learning-Similarities-and-Differences.pdf))