Case T-366/09: Judgment of the General Court of 13 June 2012 Insula v Commission (Arbitration clause — Financing contracts for research and development projects — Ecres, El Hierro, Islands 2010, Opet I, Opet II, Opet Ola, Respire, Sustainable Communities and Virtual Campus contracts — Lack of supporting documents and non-compliance with the contractual requirements in respect of some of the declared expenses — Reimbursement of sums advanced — Partial inadmissibility of the action — Counterclaim by the Commission)