VON NEUMANN'S CLAIM OF IMPOSSIBILITY OF HIDDEN-VARIABLES THEORIES

VON NEUMANN'S PROOF OF IMPOSSIBILITY OF DISPERSIONFREE STATES

von Neumann’s theorem and hidden-variable models

The Impossible Causality: The No Hidden Variables Theorem of John von Neumann

Von Neumann’s ‘No Hidden Variables’ Proof: A Re-Appraisal

Von Neumann’s Theorem on the Impossibility of Introducing Hidden Parameters in Quantum Mechanics

Von Neumann's Informal Hidden-Variable Argument