1. Abell, D. F. (1980). Defining the business: The starting point of strategic planning (pp. 3–26). Englewood Cliffs, NJ: Prentice-Hall.
2. Abraham, S. C. (Ed.). (2012). Strategic planning: A practical guide for competitive success. Bingley: Emerald Group Publishing.
3. Amit, R. (1986). Cost leadership strategy and experience curves. Strategic Management Journal, 7(3), 281–292.
4. Aukstakalnis, S. (2016). Practical augmented reality: A guide to the technologies, applications, and human factors for AR and VR. Boston: Addison-Wesley Professional.
5. Autio, E., & Acs, Z. (2010). Intellectual property protection and the formation of entrepreneurial growth aspirations. Strategic Entrepreneurship Journal, 4(3), 234–251.