1. Pawson R , Tilley N . Realistic evaluation. London: Sage, 1997.
2. Pawson R , Tilley N . Realist evaluation, 2004. Available: https://www.urban-response.org/system/files/content/resource/files/main/pawson-tilley-%282004%29-realist-evaluation.pdf [Accessed Aug 2022].
3. The fine line between evaluation and explanation;Scriven;Eval Pract,1994
4. Contemporary perspectives in the evaluation of practice
5. Pawson R . Realist memorabilia. In: Emmel N , Greenhalgh J , Manzano A , et al , eds. Doing realist research. 1st edn. London: Sage, 2018.