1. Hay, L., Duffy, A.H., McTeague, C., Pidgeon, L.M., Vuletic, T., Grealy, M.: Towards a shared ontology: a generic classification of cognitive processes in conceptual design. Des. Sci. 3 (2017)
2. Nguyen, P., Nguyen, T., Zeng, Y.: Empirical approaches to quantifying effort, fatigue and concentration in the conceptual design process. Res. Eng. Des. 29(3), 393–409 (2018)
3. Hu, W.L., Booth, J., Reid, T.: Reducing sketch inhibition during concept generation: psychophysiological evidence of the effect of interventions. In: ASME 2015 IDETC-CIE Conference (2015)
4. Ruckpaul, A., Nelius, T., Matthiesen, S.: Differences in analysis and inter-pretation of technical systems by expert and novice engineering designers. In: International Conference on Engineering Design 2015. Design Society, Glasgow (2015)
5. Steinert, M., Jablokow, K.: Triangulating front end engineering design activities with physiology data and psychological preferences. In: DS 75-7: Proceedings of the 19th International Conference on Engineering Design (ICED13). Design Society, Glasgow (2013)