TY  - RPRT
TI  - Matrix methods in discrete-time quantum mechanics.
AU  - CM Bender
AU  - LM Simmons
AU  - R Stong
PY  - 1986
DO  - 10.1103/physrevd.33.2362
UR  - https://pubmed.ncbi.nlm.nih.gov/9956910/
ID  - 9956910
ER  -