| Help Topics |
Description |
| General Query System |
how to navigate through the SNS database using predefined queries. |
| Advance Publication Query System |
how to retrieve advance publication data from the database. |
| Special Query System |
how to use complex queries to retrieve data specifying parameters as frequency range, longitude, etc... |
| Query Search |
which query to use to retrieve data using predefined queries? How to define your own query? |
| Reference Information System |
how to retrieve reference data from the database using predefined queries. |
| FAQ |
what are the most frequent questions users ask when using the system. |
| Demo pages |
give you an overview of SNS Online. Try the demo pages to get familiar with the system. |
| Subscription |
How to subscribe to the service. |
International Telecommunication Union, 1996-
