Astron. Astrophys. 326, 271-276 (1997)

Acknowledgements

We thank our referee, Dr. J. Emerson, for valuable comments which improved our paper very much. Furthermore, we are indebted to Drs. J. Dorschner and H. Mutschke (Arbeitsgruppe "Staub in Sternentstehungsgebieten" of the Max-Planck-Gesellschaft at the Friedrich-Schiller-Universität) for valuable discussions and providing us with the optical data of olivine and pyroxene. This work was partially supported by Deutsche Forschungsgemeinschaft (Fr 963/3-1) and the German Bundesministerium für Bildung, Wissenschaft, Forschung und Technologie (Förderkennzeichen 05 3JN13A).

© European Southern Observatory (ESO) 1997

Online publication: April 20, 1998
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