Linked from
The 19 pages that link to Corpus Juris Civilis, each with the reason it gives.
Justinian IBroader topic: Its compilation was Justinian’s most enduring legal reform.
GlossatorsNarrower topic: Its texts supplied the material that glossators annotated and taught.
TribonianRelated: Tribonian supervised the commissions that assembled its principal collections.
PapinianRelated: Its Digest incorporated Papinian’s excerpts into the foundation of Justinianic law.