H. E. Coffey
Peter A. Gilman-NCAR/UCAR
Sunspot motion statistics for 1965-67
Solar Physics
1969-10-01
9
2
423-445
article
Refereed
Copyright 1969 Kluwer Academic Publishers
http://dx.doi.org/10.1007/BF02391665
http://n2t.net/ark:/85065/d70004g2