https://www.transportenvironment.org/sites/te/files/publications/T%26E%20DIESEL%20REPORT%20FINAL%202017.pdf Acknowledges a lot of data, and makes fundamented suggestions to European policies. A good read.
Only applies to Europe, and then the report shows some anti-diesel bias. T&E concludes that diesel cars emit more CO2 on a full lifecycle basis than gasoline cars | PriusChat