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A Test of the Active-Day Fraction Method of Sunspot Group Number Calibration: Dependence on the Level of Solar Activity

Year of publication

2018

Authors

Willamo, T.; Usoskin, I. G.; Kovaltsov, G. A.

Organizations and authors

University of Helsinki

Willamo T.

University of Oulu

Usoskin Ilya

Publication type

Publication format

Article

Parent publication type

Journal

Article type

Original article

Audience

Scientific

Peer-reviewed

Peer-Reviewed

MINEDU's publication type classification code

A1 Journal article (refereed), original research

Publication channel information

Journal/Series

Parent publication name

Volume

293

Issue

4

Article number

69

ISSN

Publication forum

Publication forum level

2

Open access

Open access in the publisher’s service

No

Open access of publication channel

Partially open publication channel

Self-archived

Yes

Other information

Fields of science

Astronomy and space science

Keywords

[object Object],[object Object],[object Object],[object Object]

Publication country

Netherlands

Internationality of the publisher

International

Language

English

International co-publication

Yes

Co-publication with a company

No

DOI

10.1007/s11207-018-1292-7

The publication is included in the Ministry of Education and Culture’s Publication data collection

Yes