# zref packages for LaTeX Version: 2023-09-14 v2.35 Package zref tries to get rid of the restriction in LaTeX's reference system that only two properties are supported. The package implements an extensible referencing system, where properties are handled in a more flexible way. It offers an interface for macro programmers for the access to the system and some applications that uses the new reference scheme. ## Copyright (C) * 2007, 2009-2011 Heiko Oberdiek * 2016-2023 Oberdiek Package Support Group ## License LATEX Project Public License, version 1.3c or later.