Barber, H. B. Penetrating Radiation Systems and Applications IV. SPIE Digital Library.
Cita Chicago (17th ed.)Barber, H. Bradford. Penetrating Radiation Systems and Applications IV. SPIE Digital Library.
Cita MLA (8th ed.)Barber, H. Bradford. Penetrating Radiation Systems and Applications IV. SPIE Digital Library.
Atenció: Aquestes cites poden no estar 100% correctes.