Ивченко, Н.Б., Едамов, А.Ю. and Романовская, А.Б. 2012. Mathematical model for determining the heads of committees of the social organization. Eastern-European Journal of Enterprise Technologies. 3, 4(51) (Jan. 2012), 28–31. DOI:https://doi.org/10.15587/1729-4061.2011.1571.