Papers using HELP data should include the following acknowledgements:

This paper uses data from the The Herschel Extragalactic Legacy Project, (HELP). HELP is a European Commission Research Executive Agency funded project under the SP1-Cooperation, Collaborative project, Small or medium-scale focused research project, FP7-SPACE-2013-1 scheme, Grant Agreement Number 607254.

If the data was accessed through HeDaM, we would also appreciate that you use this acknowledgements:

The HELP data was accessed through the Herschel Database in Marseille (HeDaM - operated by CeSAM and hosted by the Laboratoire d'Astrophysique de Marseille.