Final Report in Sinhala :  Environmental Impact Assessment of Clay Extraction and Blanketing of Samanalawewa Reservoir for Leakage Mitigation /  Sinhala. 
Ceylon Electricity Board. 
 - Colombo :  Consultants in Technology, Management & Development Studies,  1994. 
 - [174] p.:  30cm. 
<br/><br/> Sinhala Version