TY  - BOOK
AU  - Wirsing M Ed.
AU  -  Bergstra J A Ed.
TI  - Algebraic methods : theory , tools and applications
T2  - Lecture notes in computer science; 394
U1  - D65,8(B)0aB2, M9 
PY  - 1989///
CY  - Berlin
PB  - Sprigner Verlag      
KW  - Computer science
ER  -