Ahsan, Javed
Fuzzy semirings with applications to automata theory
[Springer, ], 2012
 eBooks
Kandel, Abraham
Fuzzy mathematical techniques with applications
Addison-Wesley, 1986
 Buku Teks
Romli Noor Ahmad
Suatu tinjauan tentang subset fuzzy dan aplikasinya
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 1985
 UI - Skripsi (Membership)
Multi objective fuzzy ant colony optimization design of supply path searching
[Fakultas Ilmu Komputer Universitas Indonesia, Universitas Islam Negeri. Sains dan Teknologi], 2012
 Artikel Jurnal
Terano, Toshiro
Fuzzy systems theory and its applications
Academic Press, 1992
 Buku Teks