Shifa Hustima Sahara, y N. Armelia Windasari. «Digital Touchpoints Effectiveness and Its Impact on Consumer Brand Engagement in Biotechnology Start-Up». IROCAMM - International Review Of Communication And Marketing Mix, vol. 5, n.º 2, julio de 2022, pp. 52-70, doi:10.12795/IROCAMM.2022.v05.i02.04.