T. M. Abdellatif, L. F. Capretz, and D. Ho, Software analytics to software practice: A systematic literature review, Proceedings of the First International Workshop on BIG Data Software Engineering, vol.15, pp.30-36, 2015.

O. Baysal, R. Holmes, and M. W. Godfrey, Developer dashboards: The need for qualitative analytics, IEEE Software, vol.30, issue.4, pp.46-52, 2013.

G. Booch and A. W. Brown, Collaborative development environments, Advances in Computers, vol.59, pp.1-27, 2003.

H. Borges, A. Hora, and M. T. Valente, Predicting the popularity of github repositories, Proceedings of the The 12th International Conference on Predictive Models and Data Analytics in Software Engineering, vol.9, pp.1-9, 2016.

S. Brin and L. Page, Reprint of: The anatomy of a large-scale hypertextual web search engine, Computer Networks, vol.56, issue.18, pp.3825-3833, 2012.

J. Czerwonka, N. Nagappan, W. Schulte, and B. Murphy, CODEMINE: Building a software development data analytics platform at Microsoft, IEEE Software, vol.30, issue.4, pp.64-71, 2013.

U. Do?-grusöz, B. Madden, and P. Madden, Circular layout in the Graph Layout toolkit, pp.92-100, 1997.

A. Goyal and N. Sardana, Efficient bug triage in issue tracking systems, Proceedings of the Doctoral Consortium at the 13th International Conference on Open Source Systems, pp.15-24, 2017.

A. A. Hagberg, D. A. Schult, and P. J. Swart, Exploring network structure, dynamics, and function using NetworkX, Proceedings of the 7th Python in Science Conference, pp.11-15, 2008.

J. He, N. Nazar, J. Zhang, T. Zhang, and Z. Ren, PRST: A pagerank-based summarization technique for summarizing bug reports with duplicates, International Journal of Software Engineering and Knowledge Engineering, vol.27, issue.6, pp.869-896, 2017.

J. D. Hunter, Matplotlib: A 2D graphics environment, Computing In Science & Engineering, vol.9, issue.3, pp.90-95, 2007.

P. Meirelles, M. Wen, A. Terceiro, R. Siqueira, L. Kanashiro et al., Brazilian Public Software Portal: An integrated platform for collaborative development, Proceedings of the 13th International Symposium on Open Collaboration, vol.16, pp.1-16, 2017.

L. Page, S. Brin, R. Motwani, and T. Winograd, The PageRank citation ranking: Bringing order to the web, 1999.

G. Robles, J. M. González-barahona, C. Cervigón, A. Capiluppi, and D. Izquierdocortázar, Estimating development effort in free/open source software projects by mining software repositories: A case study of OpenStack, Proceedings of the 11th Working Conference on Mining Software Repositories, vol.2014, pp.222-231, 2014.

K. Schwaber and J. Sutherland, The Definitive Guide to Scrum: The Rules of the Game. Scrum.Org and ScrumInc, 2016.

I. Steinmacher, A. P. Chaves, T. U. Conte, and M. A. Gerosa, Preliminary empirical identification of barriers faced by newcomers to open source software projects, 28th Brazilian Symposium on Software Engineering, vol.2014, pp.51-60, 2014.