http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Singularities in linear wave propagation
"Subseries: Nankai Institute of Mathematics, Tianjin, P.R. China, vol. 2."
Includes bibliographical references and index
Lecture notes in mathematics (Springer-Verlag) ; 1241