TY  - RPRT
TI  - Two balls in one dimension with gravity.
AU  - ND Whelan
AU  - DA Goodings
AU  - JK Cannizzo
PY  - 1990
DO  - 10.1103/physreva.42.742
UR  - https://pubmed.ncbi.nlm.nih.gov/9904083/
ID  - 9904083
ER  -