Dirac, P. A. M. The principles of quantum mechanics. - 4th ed. - Oxford Clarendon Press 1958. - 314 p. 24 cm. - International series of monographs on physics . - International series of monographs on physic (Oxford, Oxfordshire) . LCCN: 58000907 /L/r852 Subjects--Topical Terms: Matrix mechanics.Quantum theory LC Class. No.: QC174.3 / .D5 1958 Dewey Class. No.: 530.1