TY  - RPRT
TI  - The Planetary Ephemeris Program: Capability, Comparison, and Open Source Availability
AU  - John F. Chandler
AU  - James B. R. Battat
AU  - Thomas W. Murphy
AU  - Daniel Reardon
AU  - Robert D. Reasenberg
AU  - Irwin I. Shapiro
UR  - https://ntrs.nasa.gov/citations/20071126109113
ID  - 20071126109113
ER  -