Ламнауэр, Н.Ю., Созонов, Ю.И. and Черкашина, О.С. 2010. Estimation of the dimensionless quality index of technological processes in engineering. Eastern-European Journal of Enterprise Technologies. 6, 4(48) (Nov. 2010), 7–10. DOI:https://doi.org/10.15587/1729-4061.2010.3269.