Solar activity changes and modulation of cosmic rays
By: Ilya G. Usoskin
Publisher: University of Oulu
Published: 2000
Place of publication: Oulu
Language: eng
Number of pages: 90
Subjects: Solar activity; Cosmic rays
Notes: At head of title: Sodankylä Geophysical Observatory, Oulu unit, University of Oulu, Finland.

Thesis (doctoral)--University of Oulu, 2000.

Includes bibliographical references.