Dec. 13, 2016
7:59 p.m.
On Tue, Dec 13, 2016 at 8:41 PM, Pierpaolo Bernardi <olopierpa@gmail.com> wrote:
with further links to pursue for more.
This article, as far as I can tell, looks both complete and authoritative: http://astronomia.ign.es/rknowsys-theme/images/webAstro/paginas/documentos/A...