1. Le, H., Nguyen, T., Ngo, C., Pham, T., & Le, T. (2020). Policy related factors affecting the survival and development of SMEs in the context of Covid 19 pandemic. Management Science Letters, 10(15), 3683-3692.
2. Leopoulos V (2006). Editorial. Production Planning & Control, 17(3), 225–228.
3. Kumar, M., Syed, D., Ali, A., & Pandey, D. (2020). How adoption of online resources can help indian smes in improving performance during covid-19 pandemic. Test Engineering and Management Journal.
4. Caballero-Morales, S. O. (2021). Innovation as recovery strategy for SMEs in emerging economies during the COVID-19 pandemic. Research in international business and finance, 57, 101396.
5. Munro, R. A., Ramu, G., & Zrymiak, D. J. (2015). A six sigma and organizational goals. certified six sigma green belt handbook. Milwaukee, Wisconsin: American Society for Quality (ASQ). pp, 1–30.