Universal Correlations in Pion-less EFT with the Resonating Group Model: Three and Four NucleonsJ. Kirscher, H.W. Grießhammer, D. Shukla and H.M. HofmannEPJ Web of Conferences, 3 (2010) 04005DOI: https://doi.org/10.1051/epjconf/20100304005