http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geometrical approaches to differential equations
proceedings of the Fourth Scheveningen Conference on Differential Equations, the Netherlands, August 26-31, 1979
Scheveningen Conference on Differential Equations 1979)
Lecture notes in mathematics (Springer-Verlag) ; 810