...

Based in part on data obtained on the Calar Alto 3.5 m, the IRTF, UKIRT, WIRO, TIRGO, and the La Palma Herschel telescopes.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.