... and NGC 6611

Based on observations at the European Southern Observatory obtained during programmes 171.0237 and 073.0234

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...

Tables 7-9 are only available in electronic form at the CDS via anonymous ftp to cdsarc.u-strasbg.fr (130.79.128.5) or via http://cdsweb.u-strasbg.fr/cgi-bin/qcat?J/A+A/457/265

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...

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

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... IRAF

IRAF is distributed by the National Optical Astronomy Observatories, which are operated by the Association of Universities for Research in Astronomy, Inc., under cooperative agreement with the National Science Foundation.

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