link1: https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=OJ:C_202406983
link2: https://erasmus-plus.ec.europa.eu/document/erasmus-programme-guide-2025-version-1?pk_source=website&pk_medium=link&pk_campaign=pg&pk_content=pg-landing-download
pdf: erasmus international-2025