The canonical article about the MIT Supercloud is:

Interactive Supercomputing on 40,000 Cores for Machine Learning and Data Analysis, Albert Reuther, Jeremy Kepner, Chansup Byun, Siddharth Samsi, William Arcand, David Bestor, Bill Bergeron, Vijay Gadepally, Michael Houle, Matthew Hubbell, Michael Jones, Anna Klein, Lauren Milechin, Julia Mullen, Andrew Prout, Antonio Rosa, Charles Yee, Peter Michaleas, paper presented at the 2018 IEEE High Performance Extreme Computing Conference (HPEC), July 2018.

When referencing the MIT Supercloud, please use this reference. The link above is to IEEE Xplore, the paper can also be found on arXiv.org.

For convenience, here is a bibtex listing you can copy and paste into your paper:

@inproceedings{reuther2018interactive,
title={Interactive supercomputing on 40,000 cores for machine learning and data analysis},
author={Reuther, Albert and Kepner, Jeremy and Byun, Chansup and Samsi, Siddharth and Arcand, William and Bestor, David and Bergeron, Bill and Gadepally, Vijay and Houle, Michael and Hubbell, Matthew and Jones, Michael and Klein, Anna and Milechin, Lauren and Mullen, Julia and Prout, Andrew and Rosa, Antonio and Yee, Charles and Michaleas, Peter},
booktitle={2018 IEEE High Performance extreme Computing Conference (HPEC)},
pages={1--6},
year={2018},
organization={IEEE}
}

If you would like to acknowledge the MIT Supercloud in your paper or report, we recommend the following (be sure to select the applicable resource(s) from among the listed resources that we provide):

The authors acknowledge the MIT SuperCloud and Lincoln Laboratory Supercomputing Center for providing (HPC, database, consultation) resources that have contributed to the research results reported within this paper/report.

Thank you for acknowledging us – we appreciate it.