Line surveys
3mm
Turner et al. 1989, ApJL, 70, 539 (SgrB2)
Friedel et al. 2004, ApJ, 600, 234 (NRAO 12m & BIMA, SgrB2)
- Zhang et al. 2008, ApJ, 678, 328 (ARO 12m, HHT, NGC7027)
2mm
- Martin et al., 2006, ApJ, 164, 450 (IRAM 30-m, NGC253)
- Zhang et al. 2008, ApJ, 678, 328 (ARO 12m, HHT, NGC7027)
1mm
- Avery et al. 1992, ApJS, 83, 363
- Zhang et al. 2008, ApJ, 678, 328 (ARO 12m, HHT, NGC7027)
- Blake et al. 1986, ApJS, 60, 357 (OVRO, Orion A)
0.8mm
- Avery et al. 1992, ApJS, 83, 363 (JCMT, IRC+10216)