opinio juris (international law) | Wex | US Law | LII / Legal Information Institute
Opinio juris is a shortened form of the Latin phrase “opinio juris sive necessitatis,” which means "an opinion of law or necessity."
What Does Opinio Juris Mean In International Law? - International Policy Zone
26 The interplay between contrary practice and opinio juris
Catherine Brölmann - Is the classical paradigm of state practice and opinio juris still valid today?
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