1. Garis panduan bagi definisi baharu PKS from SME Corporation, http://www.smecorp.gov.my/vn2/sites/default/files/Garis%20Panduan%20bagi%20Definisi%20Baharu%20PKS (in Malay).
2. N. Loganathan, M. N. Sukemi, M. N. Nawawi, M. Harun and Z. R. Abu Hasan, “Perusahaan Kecil dan Sederhana (PKS): Kajian Kes Pesisiran Pantai Timur Semenanjung Malaysia, Terengganu,” in 4th International Malaysian Studies Conference (Persatuan Sains Sosial Malaysia, Universiti Kebangsaan Malaysia, Bangi, 2004) (in Malay).
3. PKS perlu tembusi pasaran ASEAN from BERNAMA, http://www.bharian.com.my/node/17858 (in Malay).
4. Potensi produk makanan proses from UTUSAN MALAYSIA, http://ww1.utusan.com.my/utusan/Dalam_Negeri/20121108/dn_22/Potensi-produk-makanan-proses (in Malay).
5. J. Banks, “Introduction to simulation,” in Proceedings of the 1999 Winter Simulation Conference, edited by P. A. Farrington et al. (WSC, Phoenix, AZ, 1999), pp. 7–13.