Alan Rodrigues, Allysson Araújo, Matheus Paixao, and Pamella Soares. 2021.
 Characterizing the software evolution of smart contracts: An exploratory-descriptive study using GitHub and Etherscan. In <em>Proceedings of the 9th Workshop on Software Visualization, Evolution and Maintenance</em>, September 27, 2021, Joinville, Brasil. SBC, Porto Alegre, Brasil, 11-15. DOI: <a href="https://doi.org/10.5753/vem.2021.17210">https://doi.org/10.5753/vem.2021.17210</a>.