TY  - BOOK
AU  - Goursat Edouard
AU  -  Dunkel Otto
AU  -  Hedrick Earle Raymond
TI  - Differential equations
T2  - Course in Mathematical Analysis
U1  - B3, D41.1-1;D41.2-2 
PY  - 1917///
KW  -  Differenctial equations
KW  - Mathematics
ER  -