Sparks, Marshall. Ferromagnetic-relaxation theory / Marshall Sparks - London : McGraw-Hill, c1964 - xiii, 227 p : ill. ; 24 cm - McGraw-Hill advanced physics monograph series . - McGraw-Hill advanced physics monograph series . "Bibliography and author index": p. 211-224 Subjects--Topical Terms: Ferromagnetism Dewey Class. No.: 538.44 / SPF 1964