Hassan, M.D., S. Samson, A.A. Manaf and M. Shariff (1995). Structural analysis of a fish herpesvirus isolated from Malaysian koi carps with pox disease. In : Proceedings of Malaysian Science and Technology Congress 1995. Vol. III: Medical & Biological Sciences, Social & Management Sciences. Confederation of Scientific and Technological Association in Malaysia (COSTAM), Kuala Lumpur p.68-71 

Wang, Y.G., M.D. Hassan, M. Shariff and M.Z. Saad (1996). Cytopathological study of the systemic ectodermal and mesodermal baculovirus (SEMBV) infection in cultured black tiger shrimp Penaeus monodon in peninsular Malaysia. In the proceedings of 6th Scientific Conference Electron Microscopy Society Malaysia, 26-27 October, 1996. Universiti Malaya and Electron Microscopy Society Malaysia, p. 109-115 

Wang, Y.G., M,D, Hassan, M. Shariff, S.M. Zamri and X.Chen (1999) . Histopathology and cytopathology of white spot syndrome virus  (WSSV) in cultured Penaeus monodon from peninsular Malaysia with emphasis on pathgenesis and the mechanism of white spot formation.  Diseases of Aquatic Organisms, 39 (1): 1-11 

Wang, Y.G., M. Shariff, K.L. Lee and M.D. Hassan (1999) A review on diseases of cultured shrimp in Malaysia. In the proceedings of workshop on Thematic Review on Management Strategies for Major Diseases in Shrimp Aquaculture held in Cebu, Philippines, 28-30 Nov. 1999. 

Wang, Y.G., M. Shariff and M.D. Hassan (1997). Management of shrimp diseases in Malaysia. Paper presented on the seminar on Sustainable Development of Mariculture Industry in Malaysia, 30-31 July 1997, Maritime Institute of Malaysia, Kuala Lumpur (in press). 

Hassan M.D. and Y.G. Wang (1997) Incidence of baculovirus infection in black tiger shrimp Penaeus monodon culture in West Malaysia. Paper presented on International Marine Science Conference, 25-27 August 1997, Kuala Terengganu. Universiti Terengganu College, Universiti Putra Malaysia (in press) 

Hassan, M.D., Y.G. Wang, T. Lo and S. Yaacob (1996) Disease problems in tiger prawn Penaeus monodon culture in Peninsular Malaysia. Paper presented on the Seminar on Developments in Shrimp Farming, 25  March 1996. Universiti of Malaya and Malaysian Fisheries Society (in press).