If you use AiiDA please cite:
~1000 FLEUR calculations with >100 K nodes. Every black dot is a node, clustering around the nodes represents the FLEUR code and its input generator on different machines and versions. Nodes far out represent crystal structures.
Authors: Jens Bröder, Daniel Wortmann, Stefan Blügel. Using the AiiDA-FLEUR package for all-electron ab initio electronic structure data generation and processing in materials science, IAS Series 40, p 43-48 (2019).