TY - BOOK AU - National Research Council TI - On Assessment of NASA's 2000 Solar System Exploration Roadmap: Letter Report DO - 10.17226/12264 PY - 2000 UR - https://nap.nationalacademies.org/catalog/12264/on-assessment-of-nasas-2000-solar-system-exploration-roadmap-letter PB - The National Academies Press CY - Washington, DC LA - English KW - Space and Aeronautics ER -