1. Клименко Э.Ю., Неизвестный С.И. Рычаги стратегического управления портфелем проектов. Статья шестая. Положительная и отрицательная обратная связь // Управление проектами. - 2012. - №1 (25), Klimenko E.Yu., Neizvestnyy S.I. Rychagi strategicheskogo upravleniya portfelem proektov. Stat'ya shestaya. Polozhitel'naya i otricatel'naya obratnaya svyaz' // Upravlenie proektami. - 2012. - №1 (25)
2. Гин А.А. Приемы педагогической техники. - 13-е изд. - М.: ВИТА-ПРЕСС, 2013. - 112 с., Gin A.A. Priemy pedagogicheskoy tehniki. - 13-e izd. - M.: VITA-PRESS, 2013. - 112 s.
3. Nikolić T.M., Perić N., Bovan A. The Role of Feedback as a Management Tool in Performance Management Program // QUALITY Access to success. - 2020. - №177. - С. 3-7., Nikolić T.M., Perić N., Bovan A. The Role of Feedback as a Management Tool in Performance Management Program // QUALITY Access to success. - 2020. - №177. - S. 3-7.
4. Kopelman R.E. Managing Productivity in Organizations: A Practical, People-oriented Perspective. - 2-е изд. - Нью-Йорк: McGraw-Hill, 1986. - 329 с., Kopelman R.E. Managing Productivity in Organizations: A Practical, People-oriented Perspective. - 2-e izd. - N'yu-York: McGraw-Hill, 1986. - 329 s.
5. Locke E.A., Cartledge N., Koeppel, J. Motivational effects of knowledge of results: A goal-setting phenomenon? Psychological Bulletin. – 1968. №70, С. 474-485., Locke E.A., Cartledge N., Koeppel, J. Motivational effects of knowledge of results: A goal-setting phenomenon? Psychological Bulletin. – 1968. №70, S. 474-485.