TY  - RPRT
TI  - Stochastic and regular motion in a four-particle system.
AU  - J Reichl
AU  - H Büttner
PY  - 1986
DO  - 10.1103/physreva.33.2184
UR  - https://pubmed.ncbi.nlm.nih.gov/9896889/
ID  - 9896889
ER  -