high credibilitySecurity Service of Ukraine (SBU)2019
KGB Chernobyl documents (post-Soviet declassification, SBU archives)
SBU
sbu.gov.ua
high credibilitySource scorecard — credibility, citation history, and editorial transparency for this domain.
1
Citations
1
High credibility
0
Medium credibility
1
Theory pages
Cited-theory verdict breakdown
Confirmed
1