Books

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Physical Geometry, A Unified theory. Third Edition.  Copy write,  Gustavo R. González-Martín, (2000, 2010, 2014).

Energy or Mass and Interaction, Gustavo R. Gonzalez-Martin (1999, 2010, 2014, 2016), Abridged  revised version of Physical Geometry.

The research papers are available at articles.