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Dyfyniad Arddull ChicagoRicketts, L.W. Fundamentals of Nuclear Hardening of Electronic Euipment. New York: Wiley-nterscience, 1972.
Dyfyniad MLARicketts, L.W. Fundamentals of Nuclear Hardening of Electronic Euipment. Wiley-nterscience, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.