Bowles, Joseph E.
McGraw-Hill, 1980
Buku Referensi
Friedbert Kind-Barkauskas, Architect Bundesverbend, Deutnchens Zementidustrie, Cologne
Birkhauser, 2002
Buku Referensi
Heisler, Sanford I
John Wiley & Sons, 1984
Buku Referensi
Peterson, J.H. editor
Murex welding processes ltd, 1969
Buku Referensi
Katz, Donald La Verne
McGraw-Hill, 1959
Buku Referensi