TY  - BOOK
AU  - Mikusinski Jan
TI  - Operational calculus
T2  - International series of monographs in pure and applied mathematics; 8
U1  - B48, K7 
PY  - 1967///
CY  - Oxford
PB  - Pergamon Press        
KW  -  Finite difference
KW  -  REF calculus
KW  - Mathematics
ER  -