Pratt LJ, MacLean AC, Knutson CD, Ringger EK. Cliff Walls: An Analysis of Monolithic Commits Using Latent Dirichlet Allocation. Springer; 2011. Abstract
MacLean AC, Pratt LJ, Knutson CD, Ringger EK. Knowledge Homogeneity and Specialization in the Apache HTTP Server Project. Springer; 2011. Abstract