Extension of the Polar Coronal Hole Boundary into Interplanetary space
1998 ◽
Vol 103
(A2)
◽
pp. 1955-1967
◽
1998 ◽
Vol 103
(A7)
◽
pp. 14655-14655
◽
2010 ◽
Vol 331
(7)
◽
pp. 716-724
◽
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