TY  - RPRT
TI  - Propagators for shape-invariant potentials.
AU  - A Das
AU  - WJ Huang
PY  - 1990
DO  - 10.1103/physrevd.41.3241
UR  - https://pubmed.ncbi.nlm.nih.gov/10012254/
ID  - 10012254
ER  -