Evaluation of Drainable Porosity under Non-Steady Drainage in Sand Columns http://127.0.0.1/xmlui/handle/123456789/3061 2026-04-17T13:04:45Z 2026-04-17T13:04:45Z Evaluation of Drainable Porosity under Non-Steady Drainage in Sand Columns Rao, Bhavana Narasinga http://127.0.0.1/xmlui/handle/123456789/3062 2015-05-29T07:40:54Z 1977-01-01T00:00:00Z Evaluation of Drainable Porosity under Non-Steady Drainage in Sand Columns Rao, Bhavana Narasinga 1977-01-01T00:00:00Z