№ 60

Cited sources

Trustworthiness · Trust

SEO impact High

Effort Medium

Estimated ROI Good

Definition

Outbound links to primary, recognized sources.

Why it matters for Google

Methodological transparency; verifiability of the content.

Context within the E-E-A-T framework

Trustworthiness

Transparency, security, compliance, the non-negotiable foundation.

Official reference

Google Quality Rater Guidelines (Sept. 2025) ↗

Section 3.2 · 2.5.3

Reinforced requirement on YMYL topics

Read the full guide →

Actions to implement

01
Direct link
02
Access date
03
No manipulation

Combine with

Bg Personal bio Mq Update Eq Online reputation Hs HTTPS

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Check off your progress, saved in your browser.

Direct linkAccess dateNo manipulationMeasure impact 30 days after implementation (GSC)Compare results at D+90 with a control pageAdd this element to the quarterly E-E-A-T auditDocument the implementation in the editorial logbook

Priority levelHigh

Implementation difficultyMedium

Time to result1 – 3 months

Pillar reinforcedTrustworthiness

YMYL requirementReinforced

QRG section3.2 · 2.5.3

How to measure success

Audit the page before / after implementation (Screaming Frog + GSC)
Track the average position on targeted queries in Google Search Console
Watch organic CTR at D+30 and D+90
Compare with a control page that did not get the signal
Add this element to a quarterly E-E-A-T audit grid