TY  - BOOK
AU  - Berg, Lothar,
TI  - Introduction to the Operational Calculus
U1  - 517.7 BER 
PY  - 1969///
CY  - Amsterdam
PB  - North-Holland Publishing Company
KW  - Calculas
KW  - Degenerate Systems,Polynomial Rings,Algebraic Foundations,Integral Equations
ER  -