Probabilistic Data Association for Orbital-Element Estimation Using Multistage Expectation-Maximization. - Jason Bernstein (J. Aerosp. Inf. Syst., 2021)

SSAPy - Space Situational Awareness for Python. - Joshua E. Meyers; Michael D. Schneider; Julia T. Ebert; Edward F. Schlafly; Travis Yeager; Alexx Perloff; Daniel Merl; Noah Lifset; Jason Bernstein; William A. Dawson; Nathan Golovich; Denvir Higgins; et al. (J. Open Source Softw., 2025)