NIST’s Digital Library of Mathematical Functions provides reference material on mathematical functions, with indexes, notations, and search.
EUREF Permanent GNSS Network vs INFRA-ART Spectral Library
How do EUREF Permanent GNSS Network and INFRA-ART Spectral Library compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | EUREF Permanent GNSS Network | INFRA-ART Spectral Library |
|---|---|---|
| What it is | The EUREF Permanent GNSS Network provides access to the European Terrestrial Reference System 89 through a network of continuously operating reference stations. | The INFRA-ART Spectral Library supports heritage science and conservation with searchable reference material and sample spectra. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Free | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both EUREF Permanent GNSS Network and INFRA-ART Spectral Library.
Italy’s National Oceanographic Data Centre is the national reference for the UNESCO oceanographic data exchange system.
China’s national reference materials platform shares reference material resources and information on measurement and testing programs.
The NEA Thermochemical Database project develops reference thermodynamic values for compounds relevant to radioactive waste safety and geochemical modeling.
NIST’s Handbook of Basic Atomic Spectroscopic Data provides reference data maintained by its Physical Measurement Laboratory.





