TY  - BOOK
AU  - Loeckx, J.
TI  - Computability and decidability: An introduction for students of computer science
T2  - Lecture notes in Economics and Mathematical Systems.no 68
SN  - 3540058699
U1  - 001.64 
PY  - 1972///
CY  - Berlin
PB  - Springer-Verlag
ER  -