http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
25 years of investigation : proceedings of the 125th Colloquium of the International Astronomical Union, held in Puschino, U.S.S.R., September 11-16, 1989
(125th : 1989 : Pushchino, Moscow, R.S.F.S.R.)
edited by M.A. Gordon and R.L. Sorochenko.
Includes bibliographical references and indexes.
Astrophysics and space science library ; v. 163