(1991). Vol. 69, № 4; Journal of Applied Physics. 1991.
Cita Chicago (17th ed.)Vol. 69, № 4; Journal of Applied Physics. 1991, 1991.
Cita MLA (9th ed.)Vol. 69, № 4; Journal of Applied Physics. 1991, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.