NGC 6441: another indication of very high helium content in globular cluster stars
A&A, 463 3 (2007) 949-955
Published online: 20 November 2006
We offer the option to send directly this article to your Kindle device as a PDF. To allow us to send documents to your Kindle, you must add email@example.com to the list of approved contacts in your Amazon's Kindle account (see Amazon help page).
Please select either @kindle.com or @free.kindle.com address to send the PDF as a Kindle Personal Document. Note that using @kindle.com will allow direct syncing to your device but may imply a fee. @free.kindle.com may take longer, using USB or wi-fi, but with no fee.