Penrose, Roger
Roger Penrose Collected Works Volume. 4 1981 - 1989 - New york Oxford university press 2011 - 859 - Roger Penrose Collected Works Volume ; 00004 .
9780199219391
Collected works
Mathematical writings
51(081) PEN
Roger Penrose Collected Works Volume. 4 1981 - 1989 - New york Oxford university press 2011 - 859 - Roger Penrose Collected Works Volume ; 00004 .
9780199219391
Collected works
Mathematical writings
51(081) PEN