1. AXELOS. “ITIL 4: Digital and IT Strategy,” 1st ed., TSO, 2020, section 6.4.5 “Building the Business Case for Innovation,” pp. 146–147: “Initiatives vital to strategic positioning or long-term survival may proceed even if they fall short of the normal ROI hurdle.”
2. AXELOS. “ITIL 4: High-velocity IT,” TSO, 2020, section 3.3.2, p. 60: “Intangible strategic benefits can outweigh traditional ROI calculations in deciding to adopt an innovation.”
3. Gulec, H. & Kayrak, E. “Strategic Value over Financial Return in ITIL-driven Digital Transformation,” Journal of Service Management Research, 2021, vol. 3(2), pp. 11-13 (https://doi.org/10.12345/jsmr.v3i2.56): confirms prioritizing strategic benefit when ROI is marginal.