Chaundy, Theodore William, 1889-1971. Elementary differential equations/ [by] T. W. Chaundy. - Oxford: Clarendon Press, 1969. - xii, 414 p.: 23 cm. ISBN: 0198531397 LCCN: 73423366 Nat. Bib. No.: B69-17956 Subjects--Topical Terms: Differential equations. Dewey Class. No.: 515.35 / C498e