@misc{indiciaeeb202ed875e2, title = {Planetary Instrument Definition and Development Program (PIDDP). Instrument for future planetary flight missions: A visible-infrared imaging spectrometer for planetary missions}, author = {Mccord, Thomas B.}, year = {1993}, url = {https://ntrs.nasa.gov/citations/19940022906}, note = {Source identifier: 19940022906} }