http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Contributions to the study of the equivalence problem of Élie Cartan and its applications to partial and ordinary differential equations
Académie royale des sciences, des lettres et des beaux-arts de Belgique
At head of title: Académie Royale De Belgique.
Includes bibliographical references (pages [119]-121).
Mémoires de la Classe des sciences. 2e ser., t. 45, fasc. 7