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1de réir Lawson, Daniel E.Ábhair “...Glaciology Arctic regions....”
Foilsithe / Cruthaithe 1993
LEABHAR -
2de réir Autridge, Jennifer ClaireÁbhair “...Glaciology New Zealand South Westland....”
Foilsithe / Cruthaithe 1998
Tráchtas LEABHAR