TY  - BOOK
AU  - Palak Zdzislaw
TI  - Rough Sets Theoetial Aspects of Reasoning About Data
SN  - 9780792314721
U1  - 681.3:510.22 PAW 
PY  - 1991///
CY  - London
PB  - Springer 
KW  - Computational Intelligence
ER  -