Barzegar, A. (2010). The Effect of Organic Matter on Soil Compactability: Review of Some Practical Aspects. (e18917). Agricultural Engineering, 1.32(Published articles (periods 1 to 32) in the field of agricultural engineering before the separation of the scientific journal of agriculture in the years 1975-2009), e18917

Barzegar, A. "The Effect of Organic Matter on Soil Compactability: Review of Some Practical Aspects" .e18917 , Agricultural Engineering, 1.32, Published articles (periods 1 to 32) in the field of agricultural engineering before the separation of the scientific journal of agriculture in the years 1975-2009, 2010, e18917.

Barzegar, A. (2010). 'The Effect of Organic Matter on Soil Compactability: Review of Some Practical Aspects', Agricultural Engineering, 1.32(Published articles (periods 1 to 32) in the field of agricultural engineering before the separation of the scientific journal of agriculture in the years 1975-2009), e18917.

Barzegar, A., "The Effect of Organic Matter on Soil Compactability: Review of Some Practical Aspects." Agricultural Engineering, 1.32 Published articles (periods 1 to 32) in the field of agricultural engineering before the separation of the scientific journal of agriculture in the years 1975-2009 (2010): e18917,

Barzegar A. The Effect of Organic Matter on Soil Compactability: Review of Some Practical Aspects. Agricultural Engineering. 2010;1.32(Published articles (periods 1 to 32) in the field of agricultural engineering before the separation of the scientific journal of agriculture in the years 1975-2009):e18917 (In Persian).