TY  - BOOK
AU  - Richtmyer R.D.
TI  - Difference Methods for Initial-Value Problems
U1  - 519.63 
PY  - 1957///
CY  - New York,London,Interscience Publishers
PB  - Inc.
N1  - Interscience Tracts in Pure and Applied Mathematics . Tract 4
ER  -