00464nam a2200157Ia 4500 180921t xxu||||| |||| 00| 0 eng d eng (x)5.6(058.7) SCI Sri lanka scientific & Technical periodicals directory Scientific & Techinical information center 57p., 29 cm Scientific & technical periodicals directory BK 0 0 0 0 SCI MAIN MAIN 2023-06-11 (x)5.6(058.7) SCI P7942 2023-06-11 2023-06-11 BK 13815 13815 LK-CoDNM LK-CoDNM LK-CoDNM LK-CoDNM