1. 1. Different Perspectives,” in 2013 Federated Conference on Computer Science and Information Systems, FedCSIS 2013, 2013.
   2. J. Minguez, D. Baureis, and D. Neumann, “A reference architecture for agile product-service systems,” CIRP J. Manuf. Sci. Technol., 2012, doi: 10.1016/j.cirpj.2012.09.007.
   3. A. Gunasekaran, Y. Y. Yusuf, E. O. Adeleye, T. Papadopoulos, D. Kovvuri, and D. G. Geyi, “Agile manufacturing: an evolutionary review of practices,” International Journal of Production Research. 2019, doi: 10.1080/00207543.2018.1530478.
   4. R. G. Cooper and A. F. Sommer, “The Agile– Stage-Gate Hybrid Model: A Promising New Approach and a New Research Opportunity,” J. Prod. Innov. Manag., 2016, doi: 10.1111/jpim.12314.
   5. Y. Tang and Y. F. Zhao, “A survey of the design methods for additive manufacturing to improve functional performance,” Rapid Prototyping Journal. 2016, doi: 10.1108/RPJ-01-2015-0011.
   6. F. A. Cummins, “The Agile Enterprise,” in Building the Agile Enterprise, 2017.
   7. B. Sherehiy and W. Karwowski, “The relationship between work organization and workforce agility in small manufacturing enterprises,” Int. J. Ind. Ergon., 2014, doi: 10.1016/j.ergon.2014.01.002.
   8. G. Schuh, C. Dölle, J. Kantelberg, and A. Menges, “Identification of Agile Mechanisms of Action As Basis for Agile Product Development,” in Procedia CIRP, 2018, doi: 10.1016/j.procir.2018.02.007.
   9. S.Balamurugan , L.Jeevitha, A.Anupriya and Dr.R.GokulKruba Shanker, “Fog Computing: Synergizing Cloud, Big Data and IoT- Strengths, Weaknesses, Opportunities and Threats (SWOT) Analysis”, International Research Journal of Engineering and Technology (IRJET), Volume 3 issue 10, e-ISSN: 2395 -0056, p-ISSN: 2395- 0072, 2016