International Surface Engineering Congress: proceedings of the 1st congress, 7-10 October 2002, Columbus, Ohio USA
ASM International, 2003
 eBooks
Proses sheet metal forming Aluminium Paduan di PT. Industri Pesawat Terbang Nusantara
Fakultas Teknik Universitas Indonesia, 1995
 UI - Tugas Akhir
Retno Kusumastuti
Village Authority and Local Innovation to Accelerate Rural Development in Indonesia: Review Of Indonesian Act Number 6/2014 And Law of Government Number 38/2017 (article on Proceeding The 9th International Conference of Rural Research and Planning Group)
UNMAS Press, 2018
 UI - Makalah dan Kertas Kerja
Betterley, Melvin L.
Sheet metal drafting
McGraw-Hill, 1978
 Buku Teks
Budzik, Richard S.
Sheet Metal Technology
Bobbs-Merrill, 1981
 Buku Teks