Epstein, Benjamin
Mathematical models for systems reliability
CRC Press (Taylor & Francis Group), 2008
 Buku Teks
Nur Chasanah
Pengembangan model customer knowledge management (CKM) pada perhotelan di purbalingga dengan pendekatan soft systems methodology (SSM) = Development customer knowledge management (CKM) models in purbalingga hospitality using soft systems methodology (SSM)
Fakultas Ilmu Komputer Universitas Indonesia, 2014
 UI - Tesis (Membership)
Jackson, Michael C.
Systems methodology for the management sciences
Plenum Press, 1991
 Buku Teks
Livingston, John Leslie
Management planning and control mathematical models
McGraw-Hill, 1970
 Buku Teks
Becerra-Fernandez, Irma
Knowledge management : systems and processes
Routledge, 2015
 Buku Teks