This page lists the references, cited in the Threshold Concept Bibliography Main and Subject Pages, under the countries of the contributing institutions.
Each reference listed under a designated country contains at least one author listed in the reference as working in an institution within that country.

Australia Austria Bangladesh Belgium Brazil Brunei Canada China Chile Denmark
Egypt Estonia Finland France Germany Ghana Greece Hungary India Ireland
Israel Italy Japan Kenya Lebanon Malaysia Mexico Netherlands New Zealand Nigeria
Norway Pacific Islands Palestinian territories Panamá Portugal Qatar Romania Russia Serbia Singapore
South Africa South Korea Spain Sweden Switzerland Taiwan Tanzania Turkey United Arab Emirates United Kingdom
United States                  

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