1. Uhlemann, T.H.-J., Lehmann, C., and Steinhilper, R., The digital twin: realizing the cyber-physical production system for Industry 4.0, Procedia CIRP, 2017, vol. 61, pp. 335–340.
2. Uhlemann, T.H.-J., Schock, C., Lehmann, C., Freiberger, S., et al., The digital twin: demonstrating the potential of real time data acquisition in production systems, Procedia Manuf., 2017, vol. 9, pp. 113–120.
3. Preuveneers, D., Joosen, W., and Ilie-Zudor, E., Robust digital twin compositions for Industry 4.0 smart manufacturing systems, Proc. 2018 IEEE 22nd Int. Enterprise Distributed Object Computing Workshop, Piscataway, NJ: Inst. Electr. Electron. Eng., 2018, vol. 22, pp. 110–118.
4. Malkin, S. and Guo, C., Grinding Technology: Theory and Applications of Machining with Abrasives, Reston, VA: Am. Soc. Civ. Eng., 2008.
5. Alagumurthi, N., Panairadja, K., and Soundararajan, V., Optimization of grinding process through design of experiment (DOE)—A comparative study, Mater. Manuf. Process., 2006, vol. 21, no. 1, pp. 19–21.