http://127.0.0.1/xmlui/handle/123456789/16820 Thu, 16 Apr 2026 18:46:05 GMT 2026-04-16T18:46:05Z http://127.0.0.1/xmlui/handle/123456789/16821 An Investigation on Ultimate Strength of Steel Structures Encased in Concrete Varghese, P C Fri, 01 Jul 1960 00:00:00 GMT http://127.0.0.1/xmlui/handle/123456789/16821 1960-07-01T00:00:00Z