Burkhardt, E. (2025). Whale sightings during POLARASTERN cruise PS139/2. PANGAEA.
Cita Chicago Style (17a ed.)Burkhardt, Elke. Whale Sightings During POLARASTERN Cruise PS139/2. PANGAEA, 2025.
Cita MLA (9a ed.)Burkhardt, Elke. Whale Sightings During POLARASTERN Cruise PS139/2. PANGAEA, 2025.
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