Kreyszig, Erwin, author
Introductory functional analysis with applications
John Wiley & Sons, 1978
 Buku Teks
Seli Siti Sholihat, author
Analisis penggunaan gaussian mixture model sebagai estimasi distribusi severitas pada loss distribution approach untuk risiko operasional = Analysis of using gaussian mixture model to estimated loss severity distribution of loss distribution approach for operational risk
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2015
 UI - Tesis (Membership)
Baumol, William J., author
Economic theory and operations analysis
Prentice Hall of India, 1985
 Buku Teks
Baumol, William J., author
Economic theory and operations analysis
Prentice-Hall, 1972
 Buku Teks
Draper, Jean E., author
Mathematical analysis; business and economic applications
Harper & Row, 1972
 Buku Teks