1. Meetings of experts on olive oil production and electroplating industry. UNEP(OCA)MEDWG. 133/1, 1998.
2. Recycling of olive oil by-products: possibilities of utilization in animal nutrition;Alcaide;Int Biodeterior Biodegrad,1996
3. http://www.theolivepress.com/anything/faqHTML/faqGeneral.html#refined
4. Cleaner production assessment manual. Cleaner Production Programme/NCPC Project UNEP IE, 1995.
5. Olgun H, Kıran N, Çoban T, Tırıs M, Akgün F. Feasibility report for pomace thermolysis processes. TUBITAK-MRRC, Kocaeli, 2001.