Efik S., author
Elex Media Komputindo, 2018
Buku Teks
Stokes, Susan Carol, author
Cambridge University Press, 2014
eBooks
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2009
UI - Tesis (Open)
van Groesen, E., author
Society for Industrial and Applied Mathematics, 2007
eBooks
Sianipar, Yovanka Gabriella Lydia, author
2017
UI - Tugas Akhir