De Silva, M.A.T. . Sri Lanka science & technology indicators. Part.4 constraints and opportunities for scientific research in Sri Lanka - Colombo NARESA 1996 - [24],105p. Illustration - Sri Lanka science & technology indicators . Subjects--Topical Terms: ECONOMICSINDICATORSSCIENCESRI LANKATECHNOLOGY Dewey Class. No.: 338.95493 / SRI B3107 / LDC