1. Project Management Institute (PMI). (2015). Business Analysis for Practitioners: A Practice Guide. Section 5.2.3, "Assemble the Business Case," details the components of a business case, emphasizing the inclusion of financial analysis like cost-benefit analysis, which is the foundation of an ROI projection. It states the business case is used to "obtain funding and commitment."
2. Esteves, J., & Joseph, R. C. (2008). A comprehensive framework for the assessment of e-government projects. Government Information Quarterly, 25(1), 118-132. This academic publication discusses frameworks for evaluating government IT projects, highlighting the necessity of cost-benefit and ROI analysis (p. 125) to justify public expenditure and demonstrate value, aligning with the project manager's objective. DOI: https://doi.org/10.1016/j.giq.2007.04.009
3. MIT OpenCourseWare. (2016). 15.571 The Analytics Edge, Lecture 1: Introduction, Course Overview, and Analytics Project Lifecycle. Massachusetts Institute of Technology. The courseware outlines the analytics project lifecycle, which mirrors AI project development. The initial phases emphasize defining a business problem and justifying the project through a business case, which invariably involves estimating the potential ROI to gain management approval and resources. (See slides on "The Analytics Process").