http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Theory of didactical situations in mathematics
1 online resource (xix, 304 pages) : illustrations.
by Guy Brousseau ; edited and translated by Nicolas Balacheff [and others].
Includes bibliographical references (pages 283-293) and indexes.
Dordrecht ; Boston : Kluwer Academic Publishers, ©1997