ISAEV, A.V., and N.E. POPOVICHEVA. “THE FORMATION AND DEVELOPMENT OF THE EDUCATION CLUSTER AS A MECHANISM REGIONAL DEVELOPMENT”. Среднерусский вестник общественных наук, vol. 32, no. 2, Feb. 2014, pp. 226-31, https://sredneruss-vestnik.owebs.ru/article/view/29082.