Penrose, Roger (1998), “Quantum computation, entanglement and state reduction”, 《Philosophical Transactions of the Royal Society of London. Series A: Mathematical, Physical and Engineering Sciences》 356 (1743): 1927–1939, Bibcode:1998RSPTA.356.1927P, doi:10.1098/rsta.1998.0256, S2CID83378847
Penrose, Roger (1998), “Quantum computation, entanglement and state reduction”, 《Philosophical Transactions of the Royal Society of London. Series A: Mathematical, Physical and Engineering Sciences》 356 (1743): 1927–1939, Bibcode:1998RSPTA.356.1927P, doi:10.1098/rsta.1998.0256, S2CID83378847
Penrose, Roger (1998), “Quantum computation, entanglement and state reduction”, 《Philosophical Transactions of the Royal Society of London. Series A: Mathematical, Physical and Engineering Sciences》 356 (1743): 1927–1939, Bibcode:1998RSPTA.356.1927P, doi:10.1098/rsta.1998.0256, S2CID83378847