TY  - JOUR
AU  - Seminar, D. E.
TI  - Some Elementary Converse Problems in Ordinary Differential Equations*
JO  - Canadian mathematical bulletin
PY  - 1968
SP  - 703
EP  - 716
VL  - 11
IS  - 5
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1968-084-0/
DO  - 10.4153/CMB-1968-084-0
ID  - 10_4153_CMB_1968_084_0
ER  -