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  • Eva K. Grebel during her speech at the IAU Symposium 355, at the University of La Laguna.
    Eva K. Grebel during her speech at the IAU Symposium 355, at the University of La Laguna.
  • Correción de la rotación de campo en un telescopio altacimutal
    Correction of field rotation in an altazimuthal telescope