National
- Management of chronic constipation in children Ranjan Dias .The Sri Lanka Prescriber ,Vol.18, No 1, 2010
- Female perpetrators of child abuse.Perera H, Dias R. Sri Lanka Journal of Child Health, 2004 33, 56 57
- Metachronus inguinal hernias in children.Malik Samarasinge, Ranjan Dias. Ceylon journal of Medical sciences June 2002 45: 1
- Congenital diaphragmatic hernia. Shafeek A, De Silva SG, Dias R. Journal of Child Health, 2000; 29: 124
- An Audit of Neonatal Transfers to a Paediatric Surgical Unit, Lady Ridgeway Hospital for Children.S R Wijerathne, D T Kariyawasam, M Samarasinghe, R Dias.College of Surgeons of Sri Lanka Annual Academic Sessions 2009
- Knowledge of Parents Regarding Their Child s Surgical Operation. S R Wijerathne, D T Kariyawasam, M Samarasinghe, R Dias.College of Surgeons of Sri Lanka Annual Academic Sessions 2009.
- Correlation of Pre Surgical Events and the Rate of Complications in Acute Appendicitis. S R Wijerathne, M Samarasinghe, R Dias.College of Surgeons of Sri Lanka Annual Academic Sessions 2009
- Cycle spoke injuries in children.Nellihala N P, Dias R. College of surgeons of Sri Lanka Annual Academic Sessions , 2003
- Inflammatory bowel disease in the paediatric and adolescent age group, a forgotten entity.D N Samarasekera, M I M de Zoysa, M V C de Silva, R Dias. College of Surgeons of Sri Lanka Annual Academic Sessions, 2000.
- Role of diagnostic and therapeutic gastrointestinal endoscopy (GIE) in a Paediartic Hospital , an audit. M I M de Zoysa, D N Samarasekera, R Dias.College of Surgeons of Sri Lanka Annual Academic Sessions, 1999
- Acute Scrotum in Children. R Dias. Sri Lanka Medical Association Annual Academic Sessions 1998.
- The outcome of Kasai operation for Biliary atrisia – A single Unit Experience.S R Wijerathne, D T Kariyawasam, M Samarasinghe, R Dias.College of surgeons of Sri Lanka Annual Academic sessions 2009:
- Outcome of the corrective surgery for Hirschsprung disease -A single units experience.S R Wijerathne, M Samarasinghe, R Dias.College of surgeons of Sri Lanka Annual Academic sessions 2009
- Surgery in upper urinary tract dilatation in children.M S Rubasinghe, G P Sebamali, R Dias.Sri Lanka Medical Association Annual Sessions 1998.
International
- Ectopic gastric and pancreatic tissue , a rare cause of umbilical discharge.W D D De Silva, M C Samarasinghe, M N J R Dias, C S Perera. Annals of Tropical Paediatrics 2010 30, 73 75
- Student Academic Committees: An Approach to Obtain Students’ Feedback.Samarasekera DD, Karunathilake IM. Dias R.Annals Academic Med Singapore 2006;35:662-3
- Management of low undescended testes by scrotal fixation.D Misra, R Dias, L Kapila.Urology 49.762:5 1997