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1) the author or/and right holder of such contributions grants to all users a free, irrevocable, worldwide, right of access to, and a license to copy, use, distribute, transmit and display the Open Access work publicly, in any digital medium for any responsible purpose, subject to proper attribution of authorship;

2) a complete version of the Open Access work and all supplemental materials in an appropriate standard electronic format is deposited (and thus published) in at least one online repository (such as, e.g., Lockss, Clockss or Portico) that ensures long-term archiving.