Industrial and Applied Mthematics , 2018
Majalah, Jurnal, Buletin
Weber, Jean E., author
Harper & Row, 1982
Buku Teks
Zoutendijk, G.
North-Holland Publ, 1976
Buku Teks
Edited by Raina Robeva, Terrell Hodge
Academic Press, 2013
Buku Teks
Springer Cham, 2019
eBooks