TY  - RPRT
TI  - Theorems on linear systems.
AU  - J Z HEARON
PY  - 1963
DO  - 10.1111/j.1749-6632.1963.tb13364.x
UR  - https://pubmed.ncbi.nlm.nih.gov/13963664/
ID  - 13963664
ER  -