Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus | 
| optical spectroscopy  | |
|---|---|
| BT | spectroscopy | 
| .optical spectroscopy | |
| RT | chemical analysis | 
| analysis | |
| optical spectra | |
| SN | Before 1978, also search optical AND spectroscopy. | 
| Data sets | Publications | Expeditions | Thesaurus | 
| optical spectroscopy  | |
|---|---|
| BT | spectroscopy | 
| .optical spectroscopy | |
| RT | chemical analysis | 
| analysis | |
| optical spectra | |
| SN | Before 1978, also search optical AND spectroscopy. |