I have always appreciated https://www.cs.cmu.edu/~NatProg/papers/Ko2008JavaWhyline.pdf https://www.cs.cmu.edu/~NatProg/papers/Ko2008JavaWhyline.pdf - an empiric

I have always appreciated https://www.cs.cmu.edu/~NatProg/papers/Ko2008JavaWhyline.pdf https://www.cs.cmu.edu/~NatProg/papers/Ko2008JavaWhyline.pdf - an empirical analysis of debugging and a tool based on those findings, and an evaluation of that tool.