Taylor QC, Krein JL, MacLean AC, Knutson CD. An Analysis of Author Contribution Patterns in Eclipse Foundation Project Source Code. Springer; 2011. Abstract
MacLean AC, Pratt LJ, Krein JL, Knutson CD. Trends That Affect Temporal Analysis Using SourceForge Data. In: 5th Workshop on Public Data about Software Development (WoPDaSD 2010).; 2010. Abstract  Download: wopdasd001.pdf (1.31 MB)
Krein JL, MacLean AC, Knutson CD, Delorey DP, Eggett DL. Impact of Programming Language Fragmentation on Developer Productivity. International Journal of Open Source Software and Processes. 2010;2(2):41-61. Abstract
Krein JL, MacLean AC, Delorey DP, Knutson CD, Eggett DL. Language entropy: A metric for characterization of author programming language distribution. In: 4th Workshop on Public Data about Software Development (WoPDaSD 2009).; 2009. Abstract  Download: LanguageEntropy-JonathanKrein.pdf (895.29 KB)
Casebolt JR, Krein JL, MacLean AC, Knutson CD, Delorey DP. Author entropy vs. file size in the GNOME suite of applications. In: 2009 6th IEEE International Working Conference on Mining Software Repositories (MSR)2009 6th IEEE International Working Conference on Mining Software Repositories. Vancouver, BC, Canada: IEEE; 2009. p. 91-4. Abstract