??/05/88 Conceptual Issues in Quantum Gravity Meeting, Osgood Hill, Boston: Lee Smolin: Time in quantum gravity; ideal elements and background independence / Jim York: Time in quantum gravity (first part) Add to clipboard MW0003708 · Stuk Part of Michael Wright Collection
??/05/88 Conceptual Issues in Quantum Gravity Meeting, Osgood Hill, Boston: Jim York: Time in quantum gravity (last part) / Jim Hartle: Time in quantum gravity (first part) Add to clipboard MW0003709 · Stuk Part of Michael Wright Collection