References

 

• Becklin, E. E., Gatley, I., Matthews, K., et al. 1980, ApJ, 236, 441 NASA ADS  
• Büttgenbach, T. H., Keene, J., Phillips, T. G., & Walker, C. K. 1992, ApJ, 397, L15 NASA ADS  
• van Dishoeck, E. F., & Black, J. H. 1988, ApJ, 334, 771 NASA ADS  
• Downes, D., Radford, S. J. E., Guilloteau, S., et al. 1992, A&A, 262, 424 NASA ADS  
• Draine, B. T. 1978, ApJS., 36, 595 NASA ADS  
• Eckart, A., Downes, D., Genzel, R., et al. 1990, ApJ, 348, 434 NASA ADS  
• Fixsen, D. J., Bennett, C. L., & Mather, J. C. 1999, ApJ, 526, 207 NASA ADS  
• Güsten, R., Serabyn, E., Kasemann, C., et al. 1993, ApJ, 402, 537 NASA ADS  
• Güsten, R. 1989, IAU Symp. 136, ed. M. Morris, 89  
• Harris, A. I., Hills, R. E., Stutzki, J., et al. 1991, ApJ, 382, L75 NASA ADS  
• Henkel, C., Chin, Y.-N., Mauersberger, R., & Whiteoak, J. B. 1998, A&A, 329, 443 NASA ADS  
• Hollenbach, D., & McKee, C. F. 1989, ApJ, 342, 306 NASA ADS  
• Ho, P. T. P., Turner, J. L., & Martin, R. N. 1987, ApJ, 322, L67 NASA ADS  
• Ho, P. T. P., Martin, R. N., Turner, J. L., & Jackson, J. M. 1990, ApJ, 355, L19 NASA ADS  
• Hüttemeister, S., Dahmen, G., Mauersberger, R., et al. 1998, A&A, 334, 646 NASA ADS  
• Ishizuki, S., Kawabe, R., Ishiguro, M., et al. 1990, Nature, 344, 224 NASA ADS  
• Jackson, J. M., Paglione, T. A. D., Carlstrom, J. E., & Q-Rieu, N. 1995, ApJ, 438, 695 NASA ADS  
• Köster, B., Störzer, H., Stutzki, J., & Sternberg, A. 1994, A&A, 284, 545 NASA ADS  
• Lo, K. Y., Berge, G. L., Claussen, M. J., et al. 1984, ApJ, 282, L59 NASA ADS  
• Mao, R. Q., Henkel, C., Schulz, A., et al. 2000, A&A, 358, 433 NASA ADS  
• Martin, R. N., & Ho, P. T. P. 1986, ApJ, 308, L7 NASA ADS  
• Mauersberger, R., & Henkel, C. 1989, A&A, 223, 79 NASA ADS  
• McCall, M. L. 1989, AJ, 97, 1341 NASA ADS  
• Meier, D. S., Turner, J. L., & Hurt, R. L. 2000, ApJ, 531, 200 NASA ADS  
• Millar, T. J., Macdonald, G. H., & Habing, R. J. 1995, MNRAS, 273, 25 NASA ADS  
• Nummelin, A., Bergmann, P., Hjalmarson, A., et al. 2000, ApJS, 128, 213 NASA ADS  
• Paglione, T. A. D., Jackson, J. M., & Ishizuki, S. 1997, ApJ, 484, 656 NASA ADS  
• Pak, S., Jaffe, D. T., & Keller, L. D. 1996, ApJ, 457, L43 NASA ADS  
• Poglitsch, A., Stacey, G. J., Geis, N., et al. 1991, ApJ, 374, L33 NASA ADS  
• Q-Rieu, N., Jackson, J. M., Henkel, C., Bach, T., & Mauersberger, R. 1992, ApJ, 399, 521 NASA ADS  
• Rothermel, H., & Gundlach, K. H. 1994, Archiv f. Elektrotechnik 77, 61  
• Serabyn, E., & Güsten, R. 1991, IAU Symp. 146, ed. F. Combes, & F. Casoli, 306  
• Stacey, G. J., Jaffe, D. T., Geis, N., et al. 1993, ApJ, 404, 219 NASA ADS  
• Stacey, G. J., Geis, N., Genzel, R., et al. 1991, ApJ, 373, 423 NASA ADS  
• Steppe, H., Mauersberger, R., Schulz, A., & Baars, J. W. M. 1990, A&A, 233, 410 NASA ADS  
• Störzer, H., Zielinsky, M., Stutzki, J., & Sternberg, A. 2000, A&A, 358, 682 NASA ADS  
• Turner, J. L., & Ho, P. T. P. 1983, ApJ, 268, L79 NASA ADS  
• Turner, J. L., & Hurt, R. L. 1992, ApJ, 384, 72 NASA ADS  
• Wall, W. F., & Jaffe, D. T. 1990, ApJ, 361, L45 NASA ADS  
• Wild, W., Greve, A., Karpov, A., Hein, H., & Lamb, J. 1994, The IRAM 355GHz Receiver at the 30m Telescope (Tech. Report)  
• Wright, M. C. H., Sshizuki, S., Turner, J. L., Ho, P. T. P., & Lo, K. Y. 1993, ApJ, 406, 470 NASA ADS  
• Wolfire, M. G., Hollenbach, D., & Tielens, A. G. G. M. 1989, ApJ, 344, 770 NASA ADS  
• Young, J. S., & Scoville, N. 1982, ApJ, 258, 467 NASA ADS

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