1939
Buku Teks
Rosenqvist, Terkel, author
McGraw-Hill, 1983
Buku Teks
Schuhmann, Reinhardt, author
Addison-Wesley, 1952
Buku Teks
Voort, George F. Vander, author
ASM International, 1999
eBooks
Lenel, Fritz V., author
Metal Powder Industries Federation, 1980
Buku Teks