Jumpponen, J., M. Ikävalko, and T. Pihkala. “Management and Change in Turbulent Times: How Do Russian Small Business Managers Perceive the Development of Their Business Environment?”. Journal of Business Economics and Management, vol. 9, no. 2, June 2008, pp. 115-22, doi:10.3846/1611-1699.2008.9.115-122.