@misc{McComas_2021, title={Parker Solar Probe, Integrated Science Investigation of the Sun, Level 2, Merged Ephemeris, 1 minute resolution}, url={https://hpde.io/NASA/NumericalData/ParkerSolarProbe/ISOIS/Merged/Level2/Ephemeris/PT1M}, DOI={10.48322/Y0FB-3V04}, publisher={NASA Space Physics Data Facility}, author={McComas, David J.}, year={2021}, language={en} }