Studies on the Synthesis of B - Lactams and Mixed Orthoesters of Titanium http://127.0.0.1/xmlui/handle/123456789/1412 2026-04-19T00:48:16Z 2026-04-19T00:48:16Z Studies on the Synthesis of B - Lactams and Mixed Orthoesters of Titanium Mazumdar, B. N. Ghosh http://127.0.0.1/xmlui/handle/123456789/1413 2015-06-01T07:23:24Z 1957-01-01T00:00:00Z Studies on the Synthesis of B - Lactams and Mixed Orthoesters of Titanium Mazumdar, B. N. Ghosh 1957-01-01T00:00:00Z