Handbook on the physics and chemistry of rare earths : volume 5
editor, A. Gschneidner, LeRoy Eyring
North-Holland, 1982
 Buku Referensi
Gschneidner, Karl A.
Handbook on the physics and chemistry of rare earths : volume 24
Elsiver Science, 1997
 Buku Referensi
Amalia Lutfianti Wiharjo
Pengaruh Penambahan Logam Tanah Jarang (Er) dan Laju Pendinginan terhadap Mikrostruktur (Fasa Intermetalik Beta, Silikon Eutektik, dan SDAS) Paduan Al7SiFe = Effect of Rare Earth Element (Er) Addition and Cooling Rate on the Microstructure (Beta Intermetallic Phase, Eutectic Silicon, and SDAS) of Al7SiFe Alloy
Fakultas Teknik Universitas Indonesia , 2020
 UI - Skripsi (Membership)
Handbook on the physics and chemistry of rare earths : volume 1, metals
editor, Karl A. Gschneidner, LeRoy Eyring
North-Holland, 1982
 Buku Referensi
Handbook on the physics and chemistry of rare earths : volume 2, alloys and intermetallics
editor, Karl A. Gschneidner, LeRoy LeRoy
North-Holland, 1982
 Buku Referensi