00588naa#a2200181#i#450# EN\INFRA-M\bibl\12817 /en/manage/index 20250215030005.6 2500-0535 20160810b2016####ek#y0engy0150####ca ENG RU Some peculiarities in longitude distribution of sunspot groups over last four eleven-year solar cycles Journal article Moscow INFRA-M Academic Publishing LLC. 2016 8 с. Journal article local Rybak Alexey Leonidovich fht.editorum.ru /en/manage/index