1. Dufresne,P., (1989), Distillate Hydrocracking. Seminar ‘Acid Catalysis in Refining and Petrochemistry’, Lisbon, June 6–9, 1989.
2. Gary,J.H. and Handwerk, G.E., (1984), Petroleum Refining: Technology and Economics. Second Edition. Marcel Dekker, Inc. New-York and Basel.
3. Le Page,J.F. and coworkers, (1987). Applied Heterogeneous Catalysis. Editions Technip, Paris, 1987.
4. Le Page,J.F., Chatila,S.G. and Davidson,M., (1990), Raffinage et conversion des Produits Lourds (in French). Editions Technip, Paris, 1990.
5. Trimm,D.L., Akashah,S., Absi-Halabi,M. and Bishara,A. (editors), (1990). Catalysts in Petroleum Refining 1989. Proceedings of the Conference on Catalysts in Petroleum Refining. Kuwait, March 5–8, 1989. Elsevier Amsterdam.