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Article Contents
1 Introduction
2 Distribution of IR sources
3 A search for IR-excess stars
4 Statistics of candidate NGC 6530 members
5 The nature of IR-excess sources
6 Discussion
7 Summary and conclusions
Online Material
Appendix A: Robustness of results
Appendix B: Evaluation of the expected number of spurious cross-identifications
Appendix C: Extinction map of NGC 6530

List of tables
List of figures

Copyright ESO 2005
Published by EDP Sciences