Proceedings of the twentieth Lunar and Planetary Science Conference
By: Virgil L. Sharpton and Graham Ryder, editors.
Contributors: Ryder, Graham.; Sharpton, Virgil L.; Lunar and Planetary Institute.
Publisher: Lunar and Planetary Institute
Published: 1990
Place of publication: Houston
Language: eng
Number of pages: 591
Subjects: Lunar geology -- Congresses.; Planets -- Geology -- Congresses.; Moon -- Exploration -- Congresses.
Notes: ISSN 0270-9511.

Conference held in 1990 at the Lunar and Planetary Institute, Houston.

Includes bibliographical references.