Based on observations collected at the Centro Astronómico Hispano Alemán (CAHA) at Calar Alto, operated jointly by the Max-Planck Institut für Astronomie and the Instituto de Astrofisica de Andalucia (CSIC).

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Appendix A is only available in electronic form at http://www.aanda.org

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... spectrum

Available via http://stellar.phys.appstate.edu/Standards/std1_8.html

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... archive

http://ines.laeff.esa.es/

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