Article 102
Various Types of Proof
1. Any type of proof may be produced.
2 The only proof that may be rejected is that which violates human dignity or obviously does not serve to establish relevant facts.
3 The following are, in particular, admissible: reports from referees, assistant referees, match commissioners and referee inspectors, decla- rations from the parties and witnesses, the production of documents, expert opinions and audio or video recordings.