1- Curran PD. Cobra: the X factor in strategy execution. Bloomington, IN: AuthorHouse; 2009
2- Kaplan RS, Norton DP. The execution premium: linking strategy to operations for competitive advantage. Boston, Mass.: Harvard Business Press; 2008.
3- Antunes C. Leading strategy execution: how to engage employees and implement your strategies. London; Philadelphia, PA: Kogan Page; 2010
4- Parise MJ. Strategic execution manual: [a comprehensive guide for defining and then successfully executing your business objectives]. College Station, Tx: Virtualbookworm.com; 2006
5- . MacLennan A. Strategy execution: translating strategy into action in complex organizations. London; New York: Routledge; 2011
6- De Flander J. Strategy execution heroes: business strategy implementation and strategic management demystified: a practical performance management guidebook for the successful leader. Brussels (Belgium): Performance Factory; 2010
7- Hamermesh RG. Strategic management. New York: Wiley; 1983.
8- Bostrom A, French SP, Gottlieb SJ. Risk assessment, modeling and decision support: strategic decisions. Berlin: Springer Verlag; 2008
9- Johnson RB, Onwuegbuzie AJ. Mixed Methods Research: A Research Paradigm Whose Time Has Come. Educational Researcher. 2004;33(7): 14-26
11- . Khaki G. Research Methodology, Grounded Approach In the dissertation. Iran: Foojan Publishers; 2013.
12- . Mohammadpur A. Qualitative research methods(Anti-way1). Iran: joomishinasan Press; 2013
13- Glaser BG, Strauss AL. The discovery of grounded theory: strategies for qualitative research. Chicago: Aldine Pub. Co.; 1967.
14- . Morgan DL. Practical Strategies for Combining Qualitative and Quantitative Methods: Applications to Health Research. Qualitative Health Research. 1998;8(3):362-76.
15- Foss NJ, Pedersen T. Microfoundations In Strategy Research. Strategic Management Journal. 2016;37(13): E22-E34
16- Marchall C, Rossman GB. designing qualitative research. 3, editor. London: Sage; 1999.
17- Mason J. qualitative researching. London: Sage; 1996.