Here's a 1/2 hour webcast on the interaction of programming language and software lifecycle costs. Not too old. https://www.vdcresearch.com/_documents/briefs/IoT/18-Control...

Here's extensive research results based on function point analysis. http://www.ifpug.org/wp-content/uploads/2017/04/IYSM.-Thirty...

Whole lotta' mything going on!