%0 Journal Article %A Constantin Pontikis %A Elizabeth Hicks %A Nathalie Michalon %T The physics of thundercloud and lightning discharge. Comment on the note by Earle Williams and Sharon Stanfill The physical origin of the land–ocean contrast in lightning activity %J Comptes Rendus. Géoscience %D 2004 %P 1409-1412 %V 336 %N 15 %I Elsevier %R 10.1016/j.crte.2004.09.006 %G en %F CRGEOS_2004__336_15_1409_0