Amaradasa, H.D.S. Establishment of a wide field telescopic system for observing near Earth objects (NEO) entering Sri Lankan sky - Matara H. D. S. Amaradasa 2021 - xix,133 p. Subjects--Topical Terms: POST GRADUATE THESIS ENGLISHSKY BOSERVATIONSKY CAMERATELESCOPIC SYSTEMS Dewey Class. No.: 522.29 / AMA