Solar-geophysical activity reports for Stip Interval XV
Subtitle: 12-21 February 1984 Ground Level Event and Stip Interval XVI : 20 April-4 May 1984 Forbush Decrease
By: compiled by Helen E. Coffey and Joe H. Allen
Contributors: World Data Center A for Solar-Terrestrial Physics; National Geophysical Data Center
Series: Report UAG -- 96
Publisher: World Data Center A for Solar-Terrestrial Physics, NOAA, National Geophysical Data Center
Published: 1987
Place of publication: Boulder, Colo
Language: eng
Number of pages: 389
Subjects: Solar activity; Observations; Cosmic rays
Notes: At head of title: World Data Center A for Solar-Terrestrial Physics.

"July 1987."

Includes bibliographical references and index.