TY  - BOOK
AU  - Burghes D N
AU  -  Borrie M S
TI  - Modelling with differential equations
T2  - Ellis Herwood Series in Mathematics and its Applications
U1  - B33, M1 
PY  - 1981///
CY  - New York
PB  - Wiley         
KW  - Equations
N1  - Bibliography: P 169-170
ER  -