TY  - GEN
AU  - Birkhoff, Garrett [ed.]
AU  - Langer, R. E. [ed.]
ED  - Symposium In Applied Mathematics Of The American Mathematical Society
TI  - Orbit theory: proceedings..
U1  - 510.6 
PY  - 1959///
CY  - Rhode
PB  - American Mathematical Society
KW  - Mathematics
ER  -