Assertion: ecology | /r/HasProperty | conceptualised in einar haugen's 1971/72 work
Facets:
value: primarily
type: DEGREE
Source sentences:
text: The ecology of language is a framework for the study of language as conceptualised primarily in Einar Haugen's 1971/72 work, where he defines language ecology as "the study of interactions between any given language and its environment".