1. Milovanov, Ye. (2006). Diversification strategy – the basis of financial stability of a multidisciplinary enterprise. Problems of Management Theory and Practice, 10, 83-85.
2. Zhurska, О.М. (2018). Diversification as a method of improvement of economic efficiency of an enterprise. Investments: Practice and Experience, 13, 16-21.
3. Ansoff, I. (1957). Strategies for diversification. Harvard Business Review, 35(5), 113-124.
4. Boumen, K. (1997). Fundamentals of strategic management. Moscow: Banks and Exchanges.
5. Popova, S.M. (2004). Diversification of activity of the enterprises in the conditions of transformational economy (Doctoral thesis, Kharkiv National Economic University, Kharkiv, Ukraine).