License Reference (NISO ALI)
A URI that is a pointer to a public license or waiver. If the element has content, it must be a URI.
Date Attributes: A given document may contain more than one <ali:license_ref>, with a @start_date attribute used to differentiate.
This element is defined in NISO Access License and Indicators (ALI) NISO RP-22-2015.
Text, numbers, or special characters
This element may be contained in:
... <permissions> <ali:free_to_read start_date="2016-01-01"/> <license> <ali:license_ref start_date="2016-01-01" >http://creativecommons.org/licenses/by-nc/4.0/</ali:license_ref> <license-p>For noncommercial purposes only, this publication may be reproduced or transmitted in any form or by any means without prior permission in writing from the publisher, provided it is reproduced accurately, the source of the material is identified, and you do not in any way that suggests the licensor endorses you or your use.</license-p> </license> </permissions> ...