Here are a few which are relevant: "Code Review Metrics". [0] "A Large-Scale Study of Programming Languages and Code Quality in Github". [1] "Software Qualit

Here are a few which are relevant: "Code Review Metrics". [0] "A Large-Scale Study of Programming Languages and Code Quality in Github". [1] "Software Quality Metrics". [2] "Study on the Correlations Between Program Metrics and Defect Rate by a Controlled Experiment". [3] 0 - https://www.owasp.org/index.php/Code_Review_Metrics https://www.owasp.org/index.php/Code_Review_Metrics 1 - https://cacm.acm.org/magazines/2017/10/221326-a-large-scale-study-of-programming-languages-and-code-quality-in-github/fulltext https://cacm.acm.org/magazines/2017/10/221326-a-large-scale-... 2 - https://www.developer.com/tech/article.php/10923_3644656_2/Software-Quality-Metrics.htm https://www.developer.com/tech/article.php/10923_3644656_2/S... 3 - https://scialert.net/fulltext/?doi=jse.2013.114.120 https://scialert.net/fulltext/?doi=jse.2013.114.120