Updated> Elder Resources 2022
http://www.ElderResources.info/
The above is the white paper link dataset compilation of Elder Resources 2022 by Marcus P. Zillman, M.S., A.M.H.A. It is a 19-page PDF document (550KB). [Completely updated with all links validated and new URLs added on May 5, 2022] Other white papers are available by clicking here.