TY  - JOUR
AU  - O.H. Hald
TI  - Discrete Inverse Sturm-Liouville Problems. I. Uniqueness for Symmetric Potentials.
JO  - Numerische Mathematik
PY  - 1976
SP  - 249
EP  - 256
VL  - 27
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/NUMA_1976__27_132450/
ID  - NUMA_1976__27_132450
ER  -