Skip to main content
CodeRocket
SEOmediumcontent

Cite authoritative external sources

rule · citations

Linking to other authoritative sites shows that you are part of a broader community of knowledge and helps verify your claims.

Code Example

HTML
<article>
  <p>
    According to the latest report from the 
    <a href="https://www.who.int/publications" target="_blank" rel="noopener noreferrer">World Health Organization</a>, 
    urban air quality has become a primary concern for public health in 2024.
  </p>
</article>

Why It Matters

  • E-E-A-T: Demonstrates to search engines that your content is based on reliable data and expert consensus.
  • User Trust: Readers are more likely to believe and share content that provides proof for its assertions.
  • Contextual Relevance: Helps search engines understand the topic of your page by the "neighborhood" of sites you link to.
  • User Value: Provides a path for users to learn more about specific details from primary sources.

Exceptions

  • Necessary utility or compliance pages can be intentionally brief and should not be judged by the same editorial-depth expectations as ranking-focused content.
  • AI-assisted drafting is not a failure by itself; flag unsupported claims, missing editorial review, or low-originality output instead.
  • When a page has both trust-signal issues and crawl/index problems, make the page eligible to rank first and then improve the content quality signals.

Standards

  • Use these references as the standard for the final search-facing HTML, metadata, and crawl behavior.
  • Check the implementation against Google Search Central: Search Essentials before treating the rule as satisfied.
  • Check the implementation against Google Search Central documentation before treating the rule as satisfied.

Verification

Automated Checks

  • Inspect rendered HTML and HTTP headers to confirm the expected metadata or crawlability signal is present.
  • Test the affected URL with Google Search Console or equivalent tooling where relevant.
  • Re-crawl a representative page set after deployment.

Manual Checks

  • Confirm the change does not create conflicting canonical-url, robots, or structured-data signals.