Najafi, B. (2010). Study of present situation and farmers attitudes towards agricultural mechanization. (e18920). 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), e18920

Najafi, B. "Study of present situation and farmers attitudes towards agricultural mechanization" .e18920 , 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, e18920.

Najafi, B. (2010). 'Study of present situation and farmers attitudes towards agricultural mechanization', 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), e18920.

Najafi, B., "Study of present situation and farmers attitudes towards agricultural mechanization." 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): e18920,

Najafi B. Study of present situation and farmers attitudes towards agricultural mechanization. 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):e18920 (In Persian).