International Cotton Advisory Committee. Washington, From the Secretariat of the ICAC.
 Umarov, А. (2008) Investigation of the Regulation of the Density of the Seed Roll of the Saw Gin. Natural and Technical Sciences, Moscow, 34, 333-334.
 Abduvakhidov, М.А. and Umarov, А.А. (2008) Research of Speed Regulation of Electric Drives of Gin Feeders. Natural and Technical Sciences, Moscow, 34, 328-329.
 Axmedxodjayev, Kh., Umarov, A. and Ortiqova, K. (2019) Investigation of the Ginning Process on ДП Series Saw Gin Stands. Engineering, 11, 523-530.
 Umarov, A., Akhmedkhodzhaev, Kh., Sarimsakov, A. and Kenjaeva, M. (2018) Movement Differential Equation of Seed Roller which Has Been Installed Stake Accelerator on the Roll Box of Gin Machine. Engineering, 10, 521-529.
 Sarimsakov, A., Muradov, R., Umarov, A. and Kurbanov D. (2018) The Saw Gin Stand with Adjustable Movement of the Roll Box. Engineering, 10, 486-494.
 Umarov A.A. (2018) A Saw Gin with a System for Controlling the Density of a Seed Roll. Scientific-Technical Journal, 22, 52-57.
 Miroshnichenko, G.I. (1972) Fundamentals of Designing Machines for Primary Processing of Cotton. Mechanical Engineering, Moscow, 486 p.
 Makarov, A.I., Ed. (1976) Fundamentals of Designing Textile Machines. Mechanical Engineering, Moscow, 416 p.