Umachandran, K., Corte, V. D., Amuthalakshmi, P., James, D. F., Said, M. M. T., Sawicka, B., Gaudio, G. del, Mohan, T. R., Refugio, C. N., Aravind, V. R. and Jurcic, I. (2019) “Designing learning-skills towards industry 4.0”, World Journal on Educational Technology: Current Issues, 11(2), pp. 150–161. doi: 10.18844/wjet.v11i2.4147.