TY - STD AU - A. Chambodut, A. Marchaudon PY - 2015// TI - New geomagnetic indices alpha with 15 minutes time resolution N2 - 26th IUGG general assembly 2015 N1 - exported from refbase (http://publi.ipev.fr/polar_references/show.php?record=6065), last updated on Mon, 01 Jul 2024 17:36:06 +0200 ID - A.Chambodut2015 ER -