http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Proceedings of the Sielpia Conference, Sielpia, Poland, September 19-24, 1988
by B. Jakubczyk, K. Malanowski, W. Respondek.
Progress in systems and control theory ; 2