Hudson, R. P. (Ralph Percy), 1924-. Principles and application of magnetic cooling / R. P. Hudson. - Amsterdam : North-Holland Publishing Company, 1972. - xvii, 230 p. : ill. ; 23 cm. - North-Holland series in low temperature physics ; v.2 . p. 219-226. ISBN: 0444103929 Subjects--Topical Terms: Adiabatic demagnetization.