Dirk Eddelbuettel wrote the R package 'corels' providing R integration. Nicholas Larus-Stone and Elaine Angelino wrote the C++ implementation of Corels at https://github.com/nlarusstone/corels. Elaine Angelino, Nicholas Larus-Stone, Daniel Alabi, Margo Seltzer, and Cynthia Rudin wrote the underlying paper . Corels uses the rulelib library by Yang _et al_ described in the 2016 arXiv paper by Hongyu Yang, Cynthia Rudin, and Margo Seltzer with its code repo at https://github.com/Hongyuy/sbrlmod, and in the 2015 arXiv paper by Benjamin Letham, Cynthia Rudin, Tyler H. McCormick and David Madigan now published in Annals of Statistics doi:10.1214/15-AOAS848.