Hapugoda, M.D.; de Silva, N.R.; Khan, B.; Gunasena, S.; Dayanath, M.Y.D.; Abeyewickreme, W.(Malaysian Society of Parasitology and Tropical Medicine, 2007)
Hapuarachchi, H.A.C.; Dayanath, M.Y.D.; Abeysundara, S.; Manamperi, A.; Abeyewickreme, W.; de Silva, N.R.(Sri Lanka Association for the Advancement of Science, 2007)
Gunawardena, N.K.; Kumarendran, B.; Manamperi, N.H.; Senarathna, B.P.; Silva, M.; Pathmeswaran, A.; de Silva, N.R.(Sri Lanka College of Microbiologists, 2013)
Hapuarachchi, H.A.C.; Dayanath, M.Y.D.; Abeysundara, S.; Bandara, K.B.A.T.; Abeyewickreme, W.; de Silva, N.R.(Sri Lanka Association for the Advancement of Science, 2005)