König-Langlo, Gert (1994): Radiosonde PS25/10129 during POLARSTERN cruise ARK-IX/2 on 1993-05-18 10:35h. Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven, PANGAEA, https://doi.org/10.1594/PANGAEA.381784, In: König-Langlo, G (1994): Upper air soundings during POLARSTERN cruise ARK-IX/2. Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven, PANGAEA, https://doi.org/10.1594/PANGAEA.851351