A-grade Research sources
2 research sources score A (85–94) on the SourceScore Index. Within this facet, the mean Citation Discipline is 92, Modern Reference 88, and Citation Velocity 77.
- #1Our World in DataA·86ourworldindata.org
- #2Pew Research CenterA·85pewresearch.org
What A-grade research sources have in common
Every source on this page combines two filters: a Research publication category and a A-grade SourceScore Index. That intersection means these sources share a structural profile — they meet the editorial and citation-quality bar of A-grade (85–94) AND they operate within the research category's specific publication norms.
The within-facet sub-score means above (92 / 88 / 77) tell you how this facet differs from the A-grade average overall. A higher Discipline mean than the A average means research sources in this band cite more rigorously than other A-grade categories; a lower Modern Reference mean usually flags structural access limitations (paywalls, legacy infrastructure) typical of researchpublishing.