TY  - BOOK
AU  - Sachs,R.K.
ED  - Varenna, Italy. Scuola Internazionale di Fisica
ED  - Societa italiana di fisica
ED  - International School of Physics'Enrico Fermi'
TI  - General relativity and cosmology
T2  - Proceedings of the International School of Physics'Enrico Fermi'
SN  - 0123688477
PY  - 1971///
CY  - New York
PB  - Academic Press
KW  - Cosmogony
KW  - Astrophysics
KW  - Relativity (Physics)
KW  - Congresses
N1  - Second title page in Italian. At head of title: Italian Physical Society; Course held June 30-July 12, 1969; Includes bibliographical references
ER  -