Lebedev, N. N. (1965). Problems of mathematical physics. Prentice-Hall.
Cita Chicago (17th ed.)Lebedev, Nikolai Nikolaevich. Problems of Mathematical Physics. Englewood Cliffs: Prentice-Hall, 1965.
Cita MLA (9th ed.)Lebedev, Nikolai Nikolaevich. Problems of Mathematical Physics. Prentice-Hall, 1965.
Atenció: Aquestes cites poden no estar 100% correctes.