. "Magnetic excitations in crystal-field split 4f systems"@en . "34" . "589-661" . "Michael Loewenhaupt" . . . . . "10.1080/00018738500101821" . . "article scientifique publi\u00E9 en 1985"@fr . . . . . "Magnetic excitations in crystal-field split 4f systems"@nl . . . . . "Magnetic excitations in crystal-field split 4f systems"@en . . . . "\u043D\u0430\u0443\u043A\u043E\u0432\u0430 \u0441\u0442\u0430\u0442\u0442\u044F, \u043E\u043F\u0443\u0431\u043B\u0456\u043A\u043E\u0432\u0430\u043D\u0430 \u0432 \u0441\u0456\u0447\u043D\u0456 1985"@uk . . . . . . "Magnetic excitations in crystal-field split 4f systems"@nl . . . . . . . "Peter Fulde" . "1985-01-01T00:00:00Z"^^ . "wetenschappelijk artikel"@nl . . . "Magnetic excitations in crystal-field split 4f systems"@en . "5" . . . . . . . . "Magnetic excitations in crystal-field split 4f systems"@en . "Magnetic excitations in crystal-field split 4f systems"@nl . . . "art\u00EDculu cient\u00EDficu"@ast . . . .