Petermann's Glacial History – Deciphering Past Climate at the Ice-Ocean Boundary
NASA - Ice Island Calves off Petermann Glacier
Greenpeace - Whirlpool & Crack on Petermann Glacier
Petermann Glacier: At a glacial pace? - Arctic Thaw
Iceberg breaks off from Greenland's Petermann Glacier - BBC News
10:15 AM | *Impressive cold continues on Greenland with high snow/ice buildup… significant growth in the Petermann Glacier during the last five years* — Arcfield Weather
Vast Ice 'Island' Breaks Free of Greenland Glacier - The New York Times