Acta Mathematica, open access, all of it, apparently: http://intlpress.com/site/pub/pages/journals/items/acta/_home/_main/index.html …
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Acta Mathematica, open access, all of it, apparently: http://intlpress.com/site/pub/pages/journals/items/acta/_home/_main/index.html …