TY  - BOOK
AU  - Penrose Roger
AU  - Roger Penrose
TI  - The emperors new mind
SN  - 009977170
U1  - 006.3 1st ed
PY  - 1989///
CY  - United states
PB  - Oxford university press
N1  - Can a computer have a mind?
Mathematics and reality
Algorithms and turing machines
The classical world
ER  -