E. Yu. Nagovitsyna

1 ta ish

Central Astronomical Observatory of the Russian Academy of Sciences at Pulkovo

1. Two populations of sunspots and secular variations of their characteristics

   Yu. A. Nagovitsyn, Alexei Pevtsov, А. А. Осипова +3

   Maqola20162 iqtibos

   ABIABI:AkademIndex/2026.other.208569