Joos, Georg, ( 1894-1959 ). Theoretical physics, by Georg Joos, with the collaboration of Ira M. Freeman. - 2d ed. - London : Blackie & sons limited, 1951. Glasgow - xxiii, 853 p. illus. 23 cm. LCCN: 52002186 Subjects--Topical Terms: FÍSICA MATEMÁTICA Dewey Class. No.: 530.151