Godfrey, L. (1994). Ultrasonic Study of the elastic properties and phase transitions in selected mixed sulphate crystals. Department of Physics, Cusat.
Dyfyniad Arddull ChicagoGodfrey, L. Ultrasonic Study of the Elastic Properties and Phase Transitions in Selected Mixed Sulphate Crystals. Cochin: Department of Physics, Cusat, 1994.
Dyfyniad MLAGodfrey, L. Ultrasonic Study of the Elastic Properties and Phase Transitions in Selected Mixed Sulphate Crystals. Department of Physics, Cusat, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.