contraperiodismomatrix.com
por Dr Theodor Landscheidt
Schroeter Institute for Research in Cycles of Solar Activity
Klammerfelsweg 5, 93449 Waldmuenchen, Alemania
por Dr Theodor Landscheidt
Schroeter Institute for Research in Cycles of Solar Activity
Klammerfelsweg 5, 93449 Waldmuenchen, Alemania