König-Langlo, Gert (1989): Radiosonde PS13/02547 during POLARSTERN cruise ARK-V/1 on 1988-05-18 07:54h. Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven, PANGAEA, https://doi.org/10.1594/PANGAEA.379085, In: König-Langlo, G (1989): Upper air soundings during POLARSTERN cruise ARK-V/1. Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven, PANGAEA, https://doi.org/10.1594/PANGAEA.853575