TY - GENERIC DO - 10.20944/preprints202012.0510.v3 UR - http://dx.doi.org/10.20944/preprints202012.0510.v3 TI - On Some Damped 2 Body Problems T2 - Preprints AU - Haraux, Alain PY - 2021 DA - 2021/01/05 PB - Preprints