Life Sciences and space research XXIII (1) : exobiology science and primitive solar system bodies ; proceedings of Workshop XXII of the COSPAR Twenty-seventh Plenary Meeting held in Espoo, Finland, 18-29 July 1988 /
COSPAR.Plenary Meeting(27th :1988 :Espoo, Finland)
Oró, J.
Oxford ; New York : Published for the Committee on Space Research by Pergamon Press,
1989.
Includes bibliographical references.
Solar system
Comets