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| Detailed Reference Information | 
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| Anonymous, n. (1989). Planetary materials proposals. Eos, Transactions American Geophysical Union 70. doi: 10.1029/EO070i006p00090-02. issn: 0096-3941. |  |  
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| Keywords General or Miscellaneous, Notices and announcements, Planetology, Comets and Small Bodies, General or miscellaneous, Planetology, Solid Surface Planets and Satellites, Composition
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| Journal Eos, Transactions American Geophysical Union
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| Publisher American Geophysical Union
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