Courant, Richard, 1888-1972. Dirichlet's principle, conformal mapping, and minimal surfaces/ With an appendix by M. Schiffer. - New York: Interscience Publishers, 1950. - xiii, 330 p.: diagrs., 24 cm. - Pure and applied mathematics (Interscience Publishers) v. 3 . Bibliography: p. 245-248, 319-323. LCCN: 50009753 Subjects--Topical Terms: Surfaces, Representation of Dewey Class. No.: 510 / C858d