TY - BOOK AU - Held,A. TI - General relativity and gravitation: one hundred years after the birth of Albert Einstein T2 - A publication of the International Society on General Relativity and Gravitation SN - 0306402653 (v. 1) U1 - 530.11 23 PY - 1980/// CY - New York PB - Plenum Press KW - General relativity (Physics) KW - Gravitation N1 - Includes bibliographies and indexes; V. 1 -- ER -