May 11, 2026
9:19 p.m.
Alfredo Calderon Email: calderon.alfredo@gmail.com Twitter: acalderon52 LinkedIn: pr.linkedin.com/in/acalderon52 Skype: alfredo_1212 Business Card: http://myonepage.com/acalderon Blog: https://aprendizajedistancia.blogspot.com VSIG: Virtual School on Internet Governance - https://virtualsig.org