Case T-64/18: Judgment of the General Court of 28 June 2019 — Alfamicro v Commission (Competitiveness and Innovation Framework Programme — Seventh framework programme for research, technological development and demonstration activities (2007-2013) — Enforcement decision — Recovery of a debt arising out of a grant agreement — Article 299 TFEU — Regulation (EU, Euratom) no 966/2012 — Article 135 of Regulation No 966/2012 — Extrapolation of the audit findings — Obligation to state reasons)