Assemblée d'Helsinki (juillet-août, 1960)
Subtitle: agenda et résumés.
Published: 1960
Place of publication: [Helsinki?
Language: eng
Subjects: Seismology -- Abstracts.; Geophysics -- Abstracts.
Notes: Cover title.
At head of title: Union géodésique et géophysique internationale.
Held July 25-Aug. 6, 1960.
English and/or French.