# Required Citations¶

When you publish results in the scientific literature that were obtained with programs of the ADF package, you are required to include references to the program package with the appropriate release number, and a few key publications.

## General References¶

The current version of the GUI was developed by O. Visser, with many contributions from L. Groot and O. Carstensen. Other (past) authors include M. Luppi (artwork) and the SCM developer team. Thanks to M. Mouthaan for testing and documentation.

If you used the GUI you may optionally include the reference:
GUI 2017, SCM, Amsterdam, The Netherlands, http://www.scm.com

## External programs and Libraries¶

Click here for the list of programs and/or libraries used in the ADF package. On some platforms optimized libraries have been used and/or vendor specific MPI implementations.